Upwork home
Sign up
Secondary

Hire the best Network Security Engineers in Dhaka, BD

Check out Network Security Engineers in Dhaka, BD with the skills you need for your next job.
Hire freelancers
  • $40 hourly
    • 4.9/5
    • (107 jobs)
    I have more than 10 years of practical working experience in cyber security sector. I am crypto scam investigator and recovery specialist. I am expert on blackmailer and scammer Investigation. I can help you for blackmailer and scammer issues. My expertise areas: 1. Crypto Scam Investigator & Recovery Expert, I am a crypto scam investigator & recovery expert. I have done 80+ cases already. I understand the importance of recovering funds for clients and bringing scammers to justice. I am professional & worked with clients from USA, Canada, UK, Australia, and more locations. I will handle your case with the utmost professionalism and dedication. Normally Scammers manipulate clients to invest in scam sites. After that, they shows the fake growing amount. Then clients invest a huge amount for a handsome profit. But when the client want to withdraw the amount then the scammer tells the client to pay for taxes & services, etc. If the client even pay taxes they will never allow for withdrawal requests. These are the very common tricks that scammers apply nowadays. Here is an outline of how I will assist you in recovering your clients' funds and catching the criminal: a) I will track all the transactions and find the final holding wallet addresses b) I will lnvestigate Scammers Information & verify them c) I will check the scammer website for vulnerabilities d) I will provide a report that include every single step details for the law enforcement Hire me to get this service immediately 2. SOC Setup for monitoring your target devices. My project offers a comprehensive Security Operations Center (SOC) setup service that integrates Elastic Search, Wazuh, and Filebeat to provide an all-encompassing solution for monitoring and securing your IT infrastructure. This service is designed to help organizations of all sizes protect their digital assets, ensure compliance with industry standards, and respond swiftly to security incidents. #Elastic Search Installation: #Wazuh Installation: #Filebeat Installation: #Manager Installation on Client Machine: #Dashboard and Reporting Setup: #Testing and Validation: #Training and Handover: Providing training sessions to your team on how to use and manage the SOC setup. Key Benefits: Enhanced Security Posture: Gain comprehensive visibility into your network, identify threats in real-time, and respond swiftly to security incidents. Why Choose My Service? With 5 years of experience in cybersecurity and SOC implementations, I bring a wealth of knowledge and skills to ensure your project is successful. My background includes working with various organizations to enhance their security measures and protect their digital assets. Hire Me Now! 3. Cyber Crime Investigator: I investigate and prevents criminal activities in the digital world. I analyze digital evidence and work with law enforcement to protect individuals and organizations from online threats. Hire me to get this service immediately Hire me to get this service immediately 4. Digital Forensics Service: I specialize in digital forensics and cyber investigation services to uncover the truth behind cyber incidents. With 10 years of experience, I offer: a) Digital Forensics: Expert analysis of digital devices to retrieve critical evidence. b) Incident Response: Swift response to contain breaches and identify attack vectors. c) Network & System Analysis: Identification of unauthorized access and vulnerabilities. d) Malware Analysis: In-depth examination to determine malware nature and impact. e) Expert Witness Testimony: Qualified to provide clear technical support in legal proceedings Hire me to get this service immediate 5. Vulnerability Assessment & Penetration Testing (VA/PT) Service: With nearly 10 years of experience in vulnerability assessment & penetration testing, I aim to provide the highest level of security for clients' websites and applications. Through testing and a comprehensive report, I identify vulnerabilities and offer actionable recommendations for improvement. Please provide project details for an accurate estimate. Hire me to get this service immediately 6. Hack Investigation & Hack Removal Service: I offer comprehensive Hack Investigation & Removal services a) Thoroughly investigate the hack, identify its source and impact. b) Swiftly remove malicious code and unauthorized access. c) Recover compromised data and fortify security measures. d) Continuous monitoring and support for ongoing protection. Hire me to get this service immediately 7. Crypto transaction tracking service: I have done 50+ crypto scam cases already. I can tracking your scammed crypto money that you have send to the scammer unfortunately. I will track all the transactions & will find the final folding wallet addresses where your money is currently stored. By that information you can claim to retrieve your money back. 8. Ethical Hacking Service: I will do it to protect you from cyber criminals legally and ethically.
    Featured Skill Network Security
    Cryptocurrency
    Growth Hacking
    iPhone
    Information & Communications Technology
    Penetration Testing
    Information Security
    Information Analysis
    MySQL
    Vulnerability Assessment
    Cybersecurity Management
    Digital Forensics
    System Security
    Cryptography
    Ethical Hacking
  • $45 hourly
    • 5.0/5
    • (209 jobs)
    ✅ Malware removal ✅ Hack Repair ✅ Virus removal ✅ Google Blacklist Removal ✅ Phishing Removal ✅ Spam Removal ✅ Vulnerability Assessment ✅ Penetration Testing ✅ Website Server Security ✅ WordPress Security ✅ Speed Optimization ✅ Website Migration I'm Top Rated security expert. I have years of experience and have helped hundreds of clients with virus, malware and hacked removal. I guarantee my work and make sure my clients are 100% satisfied with the work and that’s how I have achieved Top Rated Status. I have years of experience in WordPress and Shopify website design & development and Website migration, website transfer. I can help you with site speed optimization to make your site fast and responsive and I deliver the project on time. I respond and communicate with at high priority to make sure their site is virus free and I go above and beyond to make sure the site is working the highest capacity. My clients love my work and I have lots of repeat satisfied clients. I guarantee my work, so try me, you will become my happy and satisfied client. Your WordPress website Got Hacked !! Got Blacklisted By Google !! Got Suspended from Hosting !! I am offering ★ONE STOP WEBSITE SECURITY SOLUTION★ Services I Offer:: WEBSITE SECURITY SERVICES: ★★★★★★★★★★★★★★★★★★★★ ✔ Clean all malware from your shared hosting account/Linux hosting server or any other hosting server. ✔ Full Vulnerability Scan and remove all Malware or Malicious codes. ✔ WordPress Website Malware Removal. ✔ Fix hacked WordPress websites. ✔ Detect and Clean Wp-vcd malware,iframe hacks, JavaScript hacks, base64 hacks etc. ✔ Clean URL Injection, SQL Injection, Code Injection, Cross-Site Malware Warnings etc. ✔ Remove "This Site May be hacked" message from Google Search. ✔ Remove Google Malware Red Screen Warning ✔ Fix the "Japanese keyword hack" ✔ Google Blacklist Removal ✔ Fix Suspended WordPress website by Hosting due to Malware Infection ✔ Website Security & Firewall Protection ✔ Malware & Hack Prevention(Security Hardening) ✔ .htaccess Fixing (For Security) WordPress Website Speed Optimization: ★★★★★★★★★★★★★★★★★★★★★★★★★★ ✔ WordPress Website Speed Optimization according to Google Page Speed, GtMetrix, pingdom speed test recommendations. ✔ Configure CDN (Content Delivery Network) to make your website Super Fast. (MaxCDN is recommended) ✔ Configure and optimize a great .htaccess file ✔ Enable Gzip Compression. ✔ Leverage browser caching. ✔ Add Expires Header (For Better Cache Control). ✔ Minification of html,css, js ✔ Defer parsing of JavaScript. ✔ Remove Query Strings From Static Resources ✔ Make fewer HTTP requests ✔ Datatabase Optimization, and reduced page size. ✔ Optimize images using loseless compression for maximum speed. *** 24/7 Hours Availability for any Kind of Support. *** Providing 6 Months Guarantee for Security Related Task. I took great pride in the quality of my work and willing to do the extra mile to make sure the project is completed beyond satisfactory results.
    Featured Skill Network Security
    WordPress
    Virus Removal
    Bug Fix
    PHP
    Security Testing
    WordPress Malware Removal
    Page Speed Optimization
    Security Analysis
    Malware Removal
    Website Security
  • $35 hourly
    • 5.0/5
    • (6 jobs)
    Hi, Need any help in your network infrastructure? I am glad to provide any kind of network solution that persists in my area of expertise. I help my clients to grow their businesses by improving their network efficiency as well as security and ensuring the best experiences for customers so that they can revisit me and grow their businesses together. I have plenty of experience in installation, configuration and maintenance of different Cisco products. I also have experience working with some global vendor like Dimension Data, Logicalis Hongkong, Global NTT, British Telecom (BT) etc with different projects. I can provide a vast range of services, from Virtual Assistance to developing big projects. I can serve you better than anyone else for all your IT needs. Some of my recent projects include the below device installation Meraki - MR, MS, and MX series installation Routers: Cisco: 1900, 2900, 2800, 2600, 7206, 3745,ISR 4300 L2/L3 Switch: Cisco(Catalyst): 2800,3650, 3750, 3850, 4500, 6800,9300 Security Device :Cisoco FPWR 1000,1100,2100,3100 series Cisco ASA 5500-X Series, NGFW, ESA, CheckPoint NGTP,NGTX, Fortinate FG-80D, Watch Guard Servers: Dell Power edge T310, Hp Rx 2660, HP ProLiant DL360 Series Wireless Tools: Cisco Access Point :1800,2600,2700,2800,3800,9100 Aruba AP : 535,565, IAP installation. Wireless Controller : 2504,5504,5520,9800 Aruba 7200 mobility controllers. Wan Optimization: Riverbed: SteelHead CX Networking tools: GNS: Configuration testing for Cisco IOS Video Conferencing Tools Polycom RealPresence Group Series,Polycom VSX Endpoints, Polycom HDX Endpoints, Cisco Teleprasence SX20,Cisco MX300 G2 Key Certifications / Skills : 1. Cisco CCNP (Security Core) 2. Cisco CCNA (Routing & Switching) 3. Cisco CCNA-Security 4. Black Belt Meraki Deployment 5. Cisco Networking: On-Premise and Cloud Solutions (OCSE) 6. CyberOpsAssoc 7. Cisco Certified Design Expert (CCDE)
    Featured Skill Network Security
    Cisco ASA
    Microsoft Active Directory
    Windows Server
    Cisco Certified Network Associate
    Cisco IOS
    Cisco Router
    Network Administration
    Cisco Meraki
    Network Design
  • $30 hourly
    • 5.0/5
    • (9 jobs)
    Introducing a cybersecurity expert with 5 years of experience as a 𝐩𝐞𝐧𝐞𝐭𝐫𝐚𝐭𝐢𝐨𝐧 𝐭𝐞𝐬𝐭𝐞𝐫 and 𝐜𝐞𝐫𝐭𝐢𝐟𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 𝐢𝐧 𝐄𝐭𝐡𝐢𝐜𝐚𝐥 𝐇𝐚𝐜𝐤𝐢𝐧𝐠 𝐚𝐧𝐝 𝐀𝐖𝐒 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲. An expert in safeguarding digital domains, turning vulnerabilities into strengths. Your digital realm's ultimate support is here. I will ensure your digital fortress stands unyielding.🔒🌐 𝙈𝙮 𝙊𝙛𝙛𝙚𝙧𝙞𝙣𝙜𝙨: 1. Comprehensive vulnerability assessment 2. Thorough penetration testing 3. Identification of security weaknesses 4. Risk analysis and prioritized recommendations 5. Exploitation simulation to assess real-world impact 6. Client-specific testing based on unique needs 7. Compliance with industry standards (e.g., OWASP) 8. Detailed, actionable report with mitigation steps 9. Ongoing support for security enhancements 10. Confidential and professional engagement 𝙒𝙝𝙮 𝙈𝙚?? 1. 𝗘𝘅𝘁𝗲𝗻𝘀𝗶𝘃𝗲 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: Years of specialized experience in penetration testing. 2. 𝗣𝗿𝗼𝘃𝗲𝗻 𝗧𝗿𝗮𝗰𝗸 𝗥𝗲𝗰𝗼𝗿𝗱: Demonstrated success in identifying critical vulnerabilities. 3. 𝗧𝗮𝗶𝗹𝗼𝗿𝗲𝗱 𝗔𝗽𝗽𝗿𝗼𝗮𝗰𝗵: Customized testing to match your unique security requirements. 4. 𝗖𝗼𝗺𝗽𝗹𝗶𝗮𝗻𝗰𝗲 𝗔𝘀𝘀𝘂𝗿𝗮𝗻𝗰𝗲: Adherence to industry standards and best practices. 5. 𝗖𝗼𝗺𝗽𝗿𝗲𝗵𝗲𝗻𝘀𝗶𝘃𝗲 𝗥𝗲𝗽𝗼𝗿𝘁𝘀: Detailed findings and actionable recommendations. 6. 𝗖𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝘃𝗲 𝗣𝗮𝗿𝘁𝗻𝗲𝗿𝘀𝗵𝗶𝗽: Engaging in open communication and client involvement. 7. 𝗧𝗶𝗺𝗲𝗹𝘆 𝗗𝗲𝗹𝗶𝘃𝗲𝗿𝘆: Efficient testing and prompt delivery of results. 8.𝗧𝗶𝗺𝗲𝗹𝘆 𝗗𝗲𝗹𝗶𝘃𝗲𝗿𝘆: Highest standards in data privacy and protection. 𝘾𝙚𝙧𝙩𝙞𝙛𝙞𝙘𝙖𝙩𝙞𝙤𝙣𝙨: 1. Certified Ethical Hacker (𝗖𝗘𝗛) By EC-Council 2. AWS Certified 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝘁𝘆 By AWS 3. Certified 𝗔𝗣𝗜 𝗣𝗲𝗻𝗲𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝗧𝗲𝘀𝘁𝗲𝗿 By APISec University 4. Network Defense Essentials (𝗡𝗗𝗘) By EC-Council 5. Digital Forensics Essentials (𝗗𝗙𝗘) By EC-Council 6. Ethical Hacking Essentials (𝗘𝗛𝗘) By EC-Council 7. Network Security Expert 1 (𝗡𝗦𝗘-𝟭) By Fortinet 8. Network Security Expert 2 (𝗡𝗦𝗘-𝟮) By Fortinet 9. Network Security Expert 3 (𝗡𝗦𝗘-𝟯) By Fortinet 𝙄𝙣𝙙𝙚𝙥𝙚𝙣𝙙𝙚𝙣𝙩 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚 𝙔𝙤𝙪 𝘾𝙖𝙣 𝙏𝙧𝙪𝙨𝙩 I 𝐓𝐫𝐲𝐇𝐚𝐜𝐤𝐌𝐞 𝐓𝐨𝐩 𝟏 % I 𝗖𝘆𝗯𝗲𝗿𝗗𝗲𝗳𝗲𝗻𝗱𝗲𝗿𝘀 𝗚𝗹𝗼𝗯𝗮𝗹 𝗥𝗮𝗻𝗸 𝟭𝟲
    Featured Skill Network Security
    Cybersecurity Monitoring
    Security Assessment & Testing
    Information Security Consultation
    Security Operation Center
    Cloud Security
    WordPress Security
    Web Application Security
    Network Penetration Testing
    White Box Testing
    Black Box Testing
    Vulnerability Assessment
    Application Security
    Penetration Testing
    Information Security
  • $20 hourly
    • 5.0/5
    • (15 jobs)
    ✅100+ of pentest experience ✅100% Job Success Score ✅Top Rated ✅200+ Hours ✅6+ years of industry expertise ✅Compliance approved reports Things I'll Do For You: ------------------------- → Deep vulnerability assessment and penetration testing with manual + automated testing. → Industry-compliant reports with graphical stats and real-life attack scenarios, CVSS scoring. → Easy-to-follow remediation recommendations and free re-test after fixes. → Total application security, secure code review, and WAF services (Cloudflare). → Complete app security partnership at affordable rates with developer collaboration. → Mobile ( Android and iOS ) application penetration test. → Full Black Box, Grey Box, and White Box penetration tests. → Latest CVE testing for your technology stack. → Cybersecurity hands-on training with labs and vulnerability management. Vulnerabilities My Test Covers: ------------------------------------ 1. OWASP Top 10 2. SANS Top 25 3. OWASP Top 10 API 4. OWASP Mobile Top 10 5. 200+ Manual checks 6. Deep reconnaissance Tools I Use Most: --------------------- Burp Suite Pro (DAST), Zap Proxy, SQLMap, Metasploit, Custom Wordlist, and Scripts What My Clients are saying: 1. "Awesome experience. It was a pleasure working with Iftekharul." ⭐⭐⭐⭐⭐ - Saurabh 2. "Penetration test was as expected and within a tight deadline."⭐⭐⭐⭐⭐ - Yujan With my 6+ years of experience in Cybersecurity Industry, penetration testing, bug bounty and CTFs I can ensure the best security service for your organization. I will take multi layer approach to take your application and infrastructure on the safe side. Feel free to message me anytime you want, I'll be glad to be connected and discuss about security. Still in doubt? Take a look at some of my work below 👇
    Featured Skill Network Security
    Web Application Security
    Application Security
    Security Assessment & Testing
    Web App Penetration Testing
    Black Box Testing
    Network Penetration Testing
    Website Security
    Security Testing
    Kali Linux
    Vulnerability Assessment
    Information Security
    Security Analysis
    Penetration Testing
    Ethical Hacking
  • $50 hourly
    • 5.0/5
    • (120 jobs)
    As a highly skilled and experienced professional with over 08+ years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete solutions for designing, configuring, automating, and managing network and system projects. My proficiency in using simulation software such as Packet Tracer and GNS3, as well as real-life network and system devices, make me a valuable asset for any project. My few hands-on experiences is: ⭐Network Design by MS Visio, Cisco packet tracer, GNS3, and EVE-NG ⭐Netacad CCNA and CCNP packet tracer Labs activities, projects design and solution ⭐ Expert in configuring, managing, and troubleshooting Cisco routers, switches, FTD, FMC, and ASA firewalls. ⭐ Expert in configuring, managing, and troubleshooting Fortigate, Sophos, Check Point, SonicWall, Palo Alto, pfSense, OPNsense & Huawei firewalls, ⭐Netgear, Huawei, Aruba switch, DrayTek router, TP-Link and others vendor wireless router configurations. ✅Cisco, Tp-Link, Aruba, Fortinet, Ubiquiti, Planet, Huwei switch configurations. ⭐Proficient in configuring, managing, and troubleshooting Unifi Enterprise Fortress Gateway, UDM Pro, Unifi Cloudkey, USG UniFi Firewall , Security Gateway, Switch, and AP devices. ⭐Expert in Linux administration, with expertise in Ubuntu, Red Hat, openSuse, CentOS, Debian, and Kali Linux distributions. ⭐Expert in Windows server administration , Active Directory management, Exchange Server administration, DNS configuration, DHCP implementation, and Windows operating system support. ⭐Experienced in managing and configuring virtualization platforms including HYPER-V, VMware ESXi, VMware Workstation, KVM, VirtualBox, and Proxmox. ⭐Servers: HP Proliant Servers, Dell/EMC Servers, IBM ⭐MikroTik Routers configuration ✅ Cloud Administrator: Azure, AMAZON AWS , Google GCP, OVH and Digital Ocean ⭐VLSM/subnetting of small to large enterprises ⭐VLANs, Inter-VLAN routing, VTP, CDP, Ether-Channel(LACP, PAGP), Spanning Tree (STP, PVST++, MSTP), and FHRP Protocols ⭐IPV4 & IPV6 IP planning, DHCP, NAT/PAT configuration and IP helper address ⭐static and Dynamic Routing protocols (RIP, OSPF, EIGRP, BGP) configuration ⭐Layer-3 Redudent/backup links Using HSRP, VRRP ⭐Port security, ACL( access list) configuration ⭐Network troubleshooting and optimization ⭐VPN Configuration Expert (GRE , SSL, IPSEC, PPTP, OPENVPN , wireguard & DMVPN) ⭐Advanced Excel skills, including macro, VBA, VLOOKUP, and other automation techniques ⭐Network automation script for any cisco and fortigate devices using python ⭐ Skilled in automation using Bash/Shell scripting ✅Overlay Networks VPN Expertise: Proficient in configuring and managing various overlay network VPNs, including ZeroTier, Tailscale, WireGuard, SoftEther VPN, Netbird , Netmaker, OpenVPN Cloud, I, Twingate and PeerVPN for secure, scalable, and decentralized networking, enabling seamless remote access, team collaboration, and encrypted communications across distributed systems. ✅Beryl AX and Flint Router Configuration Expert ( Mini Router, Travel Router, Home Wi-Fi, cellular Router) like GL-MT6000, GL-AXT1800, GL-MT3000, GL-A1300 etc ✅Cisco Duo: MFA, 2FA, SSO, Identity Security Integration, Windows Logon, RDP, Microsoft AD, VPN Authentication.
    Featured Skill Network Security
    Fortinet
    VPN
    Cisco
    Ubiquiti
    PfSense
    Cisco Certified Network Associate
    Linux System Administration
    FortiGate Firewall
    System Administration
    Windows Server
    Linux
    Cisco Certified Network Professional
    Network Administration
    Firewall
  • $30 hourly
    • 3.0/5
    • (3 jobs)
    I have over 8 years of progressive experience in networking protocols and cloud computing. If you don't want to waste time searching for skilled people, I can save you ten times the time. It's not just a promise; it's an experience. 📢 Free 1-on-1 Consultancy Session Professional Certifications: ⦿ Certified SOC Analyst (CSA) ⦿ CCNP Security (Cisco Certified Network Professional) ⦿ CCNA (Cisco Certified Network Associate) ⦿ HCIA-Datacom (Huawei Certified ICT Associate-Datacom) 2x ⦿ Luna HSM Professional Engineer (Thales) Expertise's: ⦿ SOC Analyst label 2 and 3 ⦿ Network Design & Deployment: Expert in LAN, WLAN, and WAN design and implementation. ⦿ Hardware & Software Setup: Skilled in installing and configuring servers, routers, and network devices. ⦿ Troubleshooting: Resolve cloud and local infrastructure issues escalated by support tiers. ⦿ Performance Monitoring: Proficient in tracking and maintaining network integrity. ⦿ Automation & Optimization: Streamline tasks and monitor their effectiveness. ⦿ Security Management: Implement access control and disaster recovery protocols. ⦿ Documentation: Maintain comprehensive technical records. ⦿ Continuous Improvement: Suggest and implement network performance enhancements. Network Devices: ⦿ Switch ⦿ Router ⦿ Firewall ⦿ Load Balancer and WAF ⦿ Server (VMs Network) ⦿ SAN Solution Storage: ⦿ NetApp, SAN Solution Vendors: ⦿ Cisco ⦿ Juniper ⦿ FortiNET ⦿ Sophos ⦿ Huawei ⦿ Dell ⦿ Radware ⦿ F5 ⦿ A10 ⦿ SonicWall ⦿ MikroTik ⦿ D-Link ⦿ SolarWinds ⦿ BMC Software ⦿ VMware ⦿ NetApp ⦿ Brocade ⦿ Cyber Stellar ⦿ Pentera ⦿ EC Council ⦿ Splunk ⦿ CrowdStrike LAB: ⦿ EVE-NG, GNS3, VMware Workstation, VirtualBox, Cisco Packet Tracer, ENSP. As an experienced network security and systems professional, I'm offering a free 1-on-1 consultancy session to discuss your specific needs and challenges. During this session, we can explore topics such as: ⦿ Network security assessments and recommendations ⦿ System setup and optimization ⦿ Troubleshooting network and system issues ⦿ Latest trends and best practices in security tools What You'll Gain: ⦿ Personalized advice tailored to your business needs ⦿ Clear guidance on addressing your security challenges ⦿ Insights into the latest security trends and technologies How It Works: ⦿ Duration: Our session will last for 60 minutes. ⦿ Scheduling: Contact me directly to schedule your free consulting session. ⦿ Follow-Up: After our session, I'll follow up with any additional information you may need and discuss potential next steps. Why Choose Me: ⦿ Proven track record in network security and systems work ⦿ Positive reviews from satisfied clients (check my profile for testimonials) ⦿ Professional, reliable, and dedicated to delivering top-notch service Let's work together to secure your systems and protect your network! Get in touch to schedule your free consulting session today.
    Featured Skill Network Security
    Data Center
    System Deployment
    Antivirus & Security Software
    Incident Management
    Information Security Threat Mitigation
    Vulnerability Assessment
    SOC 3
    VPN
    Web Application Firewall
    Network Administration
    Network Planning
    Network Design
    Network Monitoring
    Firewall
  • $10 hourly
    • 4.9/5
    • (37 jobs)
    Is your business secure — or just hoping it is? I help companies identify cybersecurity risks, reduce vulnerabilities, and implement practical defenses that protect data and reduce the chances of costly breaches. Now working as a cybersecurity analyst with a background in digital systems and IT operations, I provide clear, actionable solutions that strengthen your security posture — whether you're managing cloud infrastructure, user access, or compliance goals. 🔐 Services I Offer: • Vulnerability scanning & risk assessments (Nessus, OpenVAS, Nikto) • Tier 1 threat detection, log review & incident response • Email security setup (phishing defense, DMARC/DKIM/SPF) • Endpoint protection & system hardening (Windows, Linux) • Cloud security configuration (Microsoft 365, Google Workspace) • Basic penetration testing (Kali Linux, Metasploit) • Security documentation & compliance support (NIST, ISO 27001, GDPR) • Access control design & policy consulting 🛠️ Tools & Technologies: • Kali Linux, Metasploit, Nessus, Wireshark • Microsoft 365 Defender, Google Admin Console • Basic SIEM usage (for log analysis) • Familiar with security frameworks: NIST CSF, ISO 27001 • OS security: Windows 10/11, Ubuntu, Debian Whether you need a basic vulnerability assessment or ongoing support managing risks and security operations, I offer dependable help tailored to your environment. Let’s connect and discuss how we can build a stronger, safer digital future for your business.
    Featured Skill Network Security
    Data Protection
    Incident Management
    Threat Detection
    Vulnerability Assessment
    Cybersecurity Monitoring
    Information Security
  • $71 hourly
    • 4.9/5
    • (31 jobs)
    InfoSec Consultant | GRC Consultant | Security Engineer | Security Expert | Penetration Tester | Cyber Security Specialist | Software Security Engineer CEH | ECSA | LPT (MASTER) | ISO 27001 LI (BSI) | Microsoft Azure Security Technologies (AZ-500)| AWS Certified Security – Specialty | Certified Information Security Manager (CISM) | Certified Information Security Auditor (CISA) I’m a seasoned information security professional with 17+ years of hands-on experience in both offensive and defensive security, spanning application security, enterprise InfoSec programs, and technical risk governance. My work bridges the gap between security and business — enabling organizations to secure their digital assets while aligning with compliance and strategic goals. I specialize in: Designing and implementing enterprise-grade security architectures Driving secure SDLC (SSDLC) and integrating DevSecOps Leading penetration testing (web, thick client, mobile) and reverse engineering Conducting static/dynamic code reviews (SAST, DAST, IAST) Managing risk assessments, policy frameworks, and BCP/DRP simulation Cloud (AWS) security reviews and compliance hardening for HIPAA, PCI DSS, ISO 27001 Translating complex technical risks into business language: Risk vs. Cost vs. Impact Conducting OSINT, API security audits, digital forensics, and breach investigations 🛠️ I’m also a hands-on technologist with exposure to Java, Python, PHP, Bash, C/C++, Android, HTML/JavaScript, and automation across CI/CD pipelines. Whether I’m building mature InfoSec programs, executing red team operations, or advising on cloud security governance, I bring a balance of technical depth, business alignment, and strategic leadership. 🛡️ Cybersecurity Strategy & Governance Information Security Management (ISO 27001, SOC 2, NIS2) Risk Assessment & Cybersecurity Maturity Models (NIST CSF, CIS 18) Security Policy Development Business Continuity & Disaster Recovery (BCP/DRP) Cybersecurity Compliance (HIPAA, PCI DSS, GDPR) 🔍 Offensive Security & Application Security Penetration Testing (Web, Mobile, Thick Client, Network) Red Team Operations & Threat Simulation Reverse Engineering & Malware Analysis Secure Code Review (SAST, DAST, IAST) Threat Modeling (STRIDE, DREAD) ☁️ Cloud & Infrastructure Security Cloud Security Architecture (AWS/GCP/Azure) Infrastructure as Code (IaC) Security Cloud Compliance (CIS AWS Benchmark, HIPAA, PCI on AWS) Container & Kubernetes Security 🔄 DevSecOps & SSDLC DevSecOps Automation & CI/CD Integration Secure SDLC (S-SDLC) Implementation Code Quality & Security Tools (Checkmarx, SonarQube, Burp Suite, OWASP ZAP) GitLab/GitHub Security Workflows 🧠 Technical Leadership & Training Security Awareness & Technical Training Delivery GRC & Security Operations Management Translating Security into Business Language (Risk, Cost, Impact) Mentoring Security Engineers & Red Teams 🎯 Emerging & In-Demand Zero Trust Architecture OSINT & Reconnaissance Techniques API Security & Testing Identity & Access Management (IAM/PAM) Digital Forensics & Incident Response (DFIR)
    Featured Skill Network Security
    Secure SDLC
    Security Analysis
    Cloud Security
    ISO 27001
    Security Engineering
    Security Policies & Procedures Documentation
    Security Testing
    Source Code Scanning
    Information Security
    Penetration Testing
    Application Security
    Cybersecurity Management
    Database Security
    Vulnerability Assessment
  • $40 hourly
    • 5.0/5
    • (72 jobs)
    ✅ Top Rated | $30K+ Earned | 100+ DevOps Projects | 5+ Yrs in Cloud & Security I'm a DevOps Engineer & Security Specialist helping businesses automate CI/CD pipelines, secure cloud infrastructure, and optimise AWS, Kubernetes, and Terraform deployments — so you deploy faster, cut costs, and stay breach-free. Struggling with slow releases, cloud misconfigurations, or surprise AWS bills? Let’s fix that. ✔️ 100% Risk-Free Guarantee — if you're not happy, you don't pay. 𝗛𝗲𝗿𝗲’𝘀 𝘄𝗵𝗮𝘁 𝗜 𝗱𝗲𝗹𝗶𝘃𝗲𝗿: ——— ✅ 50–80% faster application deployments with automated CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins, CodePipeline) ✅ End-to-end cloud security implementation, including proactive security audits, IAM hardening, and Zero Trust architecture from day one ✅ 30–60% cloud cost optimization through rightsizing, auto-scaling, and serverless architecture across AWS, Azure, and GCP ✅ 99.99% application uptime with Kubernetes-powered self-healing, autoscaling systems designed for cloud-native scalability and resilience 𝗪𝗵𝗮𝘁 𝗜 𝗛𝗲𝗹𝗽 𝗬𝗼𝘂 𝗔𝗰𝗵𝗶𝗲𝘃𝗲: ——— 🔹 Faster, Safer DevOps Deployments • End-to-end CI/CD pipelines with GitHub Actions, GitLab CI, Jenkins, and AWS CodePipeline for rapid, secure software delivery • Infrastructure as Code (IaC) with Terraform, CloudFormation, and Ansible for consistent, secure cloud provisioning • Kubernetes and Docker microservices designed for autoscaling, high availability, and resilience in cloud-native environments 🔹 Cloud Security That Stops Breaches • Comprehensive web, API, and cloud penetration testing (CEH-certified) covering OWASP Top 10, misconfigurations, and emerging threats • Secure IAM, secrets management, and Zero Trust architecture implementations for bulletproof cloud environments • Real-time threat detection and monitoring setups using Prometheus, Grafana, and the ELK Stack (Elastic, Logstash, Kibana) 🔹 Lower Cloud Costs and Higher Efficiency • Cloud cost optimization through serverless architecture (Lambda, API Gateway) and resource rightsizing • Strategic cloud spend reduction across AWS, Azure, and GCP without sacrificing performance 🔹 Seamless Cloud Migrations & Strategic Consulting • Smooth, minimal-downtime cloud migrations tailored for business continuity and scalability • DevOps strategy consulting to align cloud infrastructure, automation, and security with your long-term business goals 🎓 Certifications: ——— ✅ AWS Certified DevOps Engineer – Professional ✅ Certified Ethical Hacker (CEH) ✅ HashiCorp Certified Terraform Associate ✅ Google Cybersecurity Professional Certificate ✅ IBM Certified DevOps & Software Engineer ✅ AWS Certified Developer Associate ✅ Certified in Cybersecurity (ISC2-CC) 𝗪𝗵𝘆 𝗖𝗵𝗼𝗼𝘀𝗲 𝗠𝗲? ——— ✅ Proven Record: 100+ successful DevOps, cloud, and cybersecurity projects delivered ✅ Certified & Experienced: AWS DevOps Engineer, CEH, Terraform, Kubernetes, Cloud Security ✅ Security & Compliance: ISO 27001, HIPAA, PCI-DSS, GDPR expertise ✅ Automation & Efficiency: CI/CD, Kubernetes, IaC, Terraform, cloud cost optimisation ✅ Detail-Oriented: Fast response, secure solutions, and high-quality work 𝗪𝗵𝗲𝗻 𝘆𝗼𝘂 𝘄𝗼𝗿𝗸 𝘄𝗶𝘁𝗵 𝗺𝗲, 𝘆𝗼𝘂’𝗿𝗲 𝗻𝗼𝘁 𝗷𝘂𝘀𝘁 𝗵𝗶𝗿𝗶𝗻𝗴 𝗮 𝗳𝗿𝗲𝗲𝗹𝗮𝗻𝗰𝗲𝗿—𝘆𝗼𝘂’𝗿𝗲 𝗴𝗮𝗶𝗻𝗶𝗻𝗴 𝗮 𝘁𝗿𝘂𝘀𝘁𝗲𝗱 𝗗𝗲𝘃𝗢𝗽𝘀 & 𝗖𝘆𝗯𝗲𝗿𝘀𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗲𝘅𝗽𝗲𝗿𝘁 𝗰𝗼𝗺𝗺𝗶𝘁𝘁𝗲𝗱 𝘁𝗼 𝘆𝗼𝘂𝗿 𝘀𝘂𝗰𝗰𝗲𝘀𝘀. 💬 Client Feedback: ——— 📣 “Neamul’s expertise in DevOps, AWS and Kubernetes reduced our deployment time by 60% while improving security compliance — highly recommended!” 📣 “We had security vulnerabilities in our cloud setup — Neamul’s penetration testing and hardening strategies saved us from potential breaches.” 𝗛𝗼𝘄 𝗪𝗲 𝗖𝗮𝗻 𝗪𝗼𝗿𝗸 𝗧𝗼𝗴𝗲𝘁𝗵𝗲𝗿: ——— 1. Send me a message — click the green “Send Message” button. 2. Discuss your needs — I’ll listen to your goals and recommend solutions. 3. Get results — scalable, secure, efficient systems built for your business. I uphold the highest standards of ethics and integrity, ensuring that my work not only meets but exceeds your expectations. 🟢 Let’s build a secure, scalable, and efficient future together. Contact me today to kickstart your project!
    Featured Skill Network Security
    Terraform
    Kubernetes
    Python
    Amazon Web Services
    Cloud Computing
    DevOps Engineering
    Solution Architecture
    Ethical Hacking
    Information Security
    Infrastructure as Code
    CI/CD
    Vulnerability Assessment
    Penetration Testing
    DevOps
  • $50 hourly
    • 4.9/5
    • (1 job)
    Are you seeking a skilled Ethical Hacker & Cybersecurity Professional with a proven track record in safeguarding digital assets and fortifying online defenses? Look no further! I'm Atiqur Rahman, a dedicated Information Security Engineer with over five years of hands-on experience in fortifying online infrastructures for organizations like Perky Rabbit Corp. ltd, East West University, Starling Tutoring and the Bangladesh Fire Service. 🛡️ Certifications: Certified Ethical Hacker (CEH) Cerified AppSec Pactitional (CAP) CISSP trainning from Charles Sturt University Currently pursuing Offensive Security Certified Professional (OSCP) 💼 Career Highlights: Conducted penetration testing at East West University, uncovering critical information disclosure vulnerabilities and devising effective remediation plans. Delivered cybersecurity consultancy to Starling Tutoring, reducing threats by 90% and strengthening their overall security posture. Secured the reputation of a renowned online newspaper by successfully recovering their systems from a critical hack. Protected small businesses from competitors employing professional hackers, preserving their operational integrity and reputation. Provided personal cybersecurity best practices to clients, empowering them to safeguard sensitive information against potential threats. Spearheaded comprehensive penetration testing initiatives, identifying and neutralizing security vulnerabilities before exploitation. Elevated cybersecurity protocols at Perky Rabbit, enhancing digital defenses for critical projects with the Bangladesh Fire Service. Top-rated freelancer, trusted by clients worldwide for delivering top-notch cybersecurity solutions with unparalleled efficiency. 🌐 Expertise: Consultation Network Security Web Security Active Directory Management Penetration Testing Vulnerability Assessment 🏆 Accolades & Achievements: Ranked in the top 1% Hacker on TryHackMe, showcasing exceptional prowess in cybersecurity challenges. Developed and implemented innovative projects like Remote Access Backdoor and Exploit Encoding Script, contributing to the advancement of cybersecurity methodologies. 🎯 Mission: My mission is to partner with forward-thinking organizations committed to fortifying their digital infrastructure against evolving cyber threats. By leveraging my expertise and certifications, I aim to deliver bespoke cybersecurity solutions tailored to your unique needs, ensuring peace of mind in an increasingly interconnected world. 🔍 Let's Work Together: Ready to bolster your cybersecurity posture and safeguard your digital assets from malicious actors? Let's collaborate and embark on a journey towards a safer, more secure digital future. Reach out today, and let's discuss how I can add value to your organization's cybersecurity endeavors.
    Featured Skill Network Security
    Security Assessment & Testing
    WordPress
    Information Security
    Web App Penetration Testing
    IT Consultation
    Penetration Testing
    Virus Removal
    Malware Removal
    Ethical Hacking
    Vulnerability Assessment
    Network Penetration Testing
    WordPress Malware Removal
    Data Recovery
    Website Security
  • $50 hourly
    • 4.9/5
    • (91 jobs)
    I have over 12+ years of practical working experience in VPN (Openvpn, IPSec, PPTP, IPSec/L2TP), Networking (Cisco Nexus, ISE, Juniper, Mikrotik, Ubiquiti) firewall (Sonicwall, Watchguard,Fortigate, Sophos, checkpoint, ASA, Palo Alto), Cloud system (AWS, Digital Ocean, Azure), WAF (F5), Cisco ISE, Mail server (SPF,DKIM,DMARC records) and troubleshooting. Apart of that have working experience on Azure sentinel, 365 Defender, Defender for Cloud, Nessus Also I am holding the following vendor certification 1. Cisco Certified Network Associate 2. Red Hat Certificate of Expertise in Server Hardening 3. Red Hat Certificate of Expertise in Server Hardening 4. Red Hat Certified Virtualization Administrator - (RHCVA) 5. Red Hat Certified Engineer (RHCE) 6. Red Hat Certified System Administrator (RHCSA) 7. Red Hat Certified System Administrator in Openstack 8. ISC2 - Certified in Cybersecurity Certification 9. AWS Certified Solutions Architect - Associate I am interested to work on any project related to VPN, Network and cloud Security, Cisco, VoIP, Asterisk, FreePBX, Elastix, IP Networking, Firewall, Linux system administration, and network/server troubleshooting.
    Featured Skill Network Security
    Amazon Web Services
    FortiGate Firewall
    Asterisk
    Information Security
    F5, Inc.
    Palo Alto Firewalls
    Cisco ACI
    OpenVPN
    VPN
    Firewall
    Cisco ISE
    Web Proxy
    Cisco ASA
  • $40 hourly
    • 5.0/5
    • (27 jobs)
    Currently I am working on Android projects and spring boot project. I have done web project with python django. I have some basic knowledge in hardware programming with arduino. I prefer java based work mostly. I also prefer optimization related work such as reduce space and time complexity of an application.
    Featured Skill Network Security
    Core Java
    API
    Computer Science
    Data Structures
    Android
    Flutter
    API Development
    RESTful API
    Spring Boot
    Java
    RESTful Architecture
    SQL
    Golang
  • $20 hourly
    • 5.0/5
    • (21 jobs)
    Hi, I am Mithun Mallik. I am a Systems Engineer. My area of experience in Computer Networking & System Administration. My total working experience are is more than 10 years. Last 2 years I am working in a Network and System Solution provider company. In previous I was in ISP. My working area is bellowed. # Router (Cisco:- ISR, ASR | Mikrotik :- 1072, 1036, 1100, etc.. ) # Switch (Cisco:- Nexus- 2k to 9k | Catalyst Switch :- 9500 to 9200, 6504, 4500, 3850, 3650, 2960 |Small business ) # Firewall (Paloalto :- 5410, 1410 | Cisco :- FTD, ASA, | Sophos |Pfsense |MX-100 ) # Routing ( BGP :- iBGP, eBGP | OSPF | RIP | EIGRP ) # Backbone Solution using MPLS # Other ( PBR | IPSLA | ACL | HA | VPC | VRRP | HSRP | IPSec | IPIP | PPTP | L2TP | EoIP | GRE | Port Channel | NAT | PAT Etc...) # WiFi (Cisco WLC and AP |Meraki MR36, MR52) # LAB practice Software (Packet Tracer | GNS3 | EVE-NG| PNETLab) ======= # Linux ( Redhat |Centos |Debian |Ubuntu ) # Linux Application ( DNS:- Primary, Secondary | Mail :- Zimbra, Postfix | Web : - Apache, WHM, cPanel, nginx, Word Press | FTP | Tacacs+ | Free Radious | Samba etc...) # SSL certificate install using payed SSL or Free SSL # Monitoring Tools (Grafana with Prometheus | Nagios | Observium | SolarWinds | Zabbix | Cacti | LibreNMS) # Virtualization (vSphere 8 | vCenter 8 | Esxi- 6.7 to 5.5 |vCenter-6.7 | Vmware Workstation | Virtual Box) ======= Network Automation using Python ======= WAZUH Nessus NMAP Greenbone OpenVAS
    Featured Skill Network Security
    Network Monitoring
    MikroTik RouterOS
    Linux System Administration
    Red Hat Enterprise Linux
    Network Engineering
    VPN
    Kubernetes
    Cisco Router
    Sophos Sophos UTM
    Cisco Meraki
    Cisco IOS
    VMWare
    System Administration
    Python
  • $25 hourly
    • 5.0/5
    • (1 job)
    I have been working in core network in BD largest ISP more than 10 years. I am CCNA and CCNA security certified. So Cisco based network solutions are the most powerful side of me. I am expert in network simulation software like GNS3 , Cisco Packet Tracer, Riverbed Modeler. Beside that I have vast experience working with different security firewall devices like Fortigate, Sophos, PaloAlto, Sonicwall Core Technical Skills: ================== # Routing Protocol-- Static, OSPF, BGP, EIGRP, RIP. # Design and implement small, medium and large scale enterprise networks. # VLANs, Spanning Tree Protocol (STP), VTP, LACP, HSRP. #L2-MPLS,L3-MPLS # DHCP, GRE, IPSEC. Hands-On Experience: ===================== # Cisco Routers (NCS 5500, ASR 1006, 7606, 7604, 7301, 7206) # Cisco Switches(Nexus 2K, Nexus 3K, Nexus 7K, Catalist 2900 series, Catalist 3500 series, 4500 Series, Small Business SF-300) # Juniper Routers (MX 104, ACX 2200) # Firewall (Sophos XGS 4300, 2300, XG 450, Fotigate 40F, 60F) # Mikrotik Router (CCR 1036, CCR 1072, 3011, RB 450) # Other Vendor devices (Netgear, BDcom, Huawei)
    Featured Skill Network Security
    Network Planning
    Routing
    FortiGate Firewall
    Sophos Sophos UTM
    Firewall
    Wide Area Network
    Network Analysis
    LAN Administration
    Network Administration
    Network Design
  • $30 hourly
    • 4.9/5
    • (7 jobs)
    ✅ACI✅CCNP-S✅CCNA-RS✅CC(ISC)2✅JNCIA✅NSE1/2/3✅PANSE✅CCSA ✅ITIL ✅CISSO✅MCSA✅MTCNA✅10+ YEARS My subject matter expertise includes the following: ✅ Routing: BGP, EIGRP, OSPF, PBR HSRP, VRRP, VPC, Route-map/filtering, ACI. ✅ Switching: L2 & L3 switches. VLAN, VTP, VxLAN. ✅ VPN: GRE, Site-to-Site IPSEC, Remote VPN (AnyConnect, GlobalProtect, PPTP) ✅ WiFi: CISCO, UniFi, Netgear, Mikrotik, Cambium. ✅ Firewall: ACL, NAT, L-7 filtering, Content-Based Firewall, and HA Cluster. ✅ IPS/NGFW/NGTX: Vulnerability Protection, Anti Spyware, URL Filtering, Sandboxing. ✅ QoS: Network Quality Optimization, Queue Control, and Load Balancing. ✅ Web Proxy: Blue Coat, PFSense, Open-Source Squid+SquidGuard, Hotspot. ✅ Security: IronPort Email Security, Barracuda Email Security with ATP. I prefer to work on collaborative projects where I can be a partner in your business goals.
    Featured Skill Network Security
    Ubuntu
    Cisco WLC
    Network Engineering
    MikroTik
    Juniper
    Virtual LAN
    Check Point
    PCI DSS
    Palo Alto Firewalls
    Network Design
    Cisco ACI
    Cisco Router
    Cisco ISE
    Cisco ASA
  • $30 hourly
    • 5.0/5
    • (2 jobs)
    What is penetration testing? Pen testing can involve the attempted breaching of any number of application systems, (e.g., application protocol interfaces (APIs), frontend/backend servers) to uncover vulnerabilities, such as unsensitized inputs that are susceptible to code injection attacks. Why is penetration testing necessary? With cyber-attacks becoming the norm, it is more important than ever before to undertake regular vulnerability scans and penetration testing to identify vulnerabilities and ensure on a regular basis that the cyber controls are working. Why Choose me? I’m a cybersecurity specialist and security analyst. I am an expert on penetration testing and finding vulnerabilities. I do it manually and give you details reports on your website's existing bugs, and loops hole which helps to secure your website. I have worked with 3+ companies and provided their cyber security consultant with 4 years of hands-on and managerial experience in Cybersecurity. I have 7+ years of knowledge and practical experience in this field. I was an Information Technology Expert at Family and Social Development Organization. Now I'm a Cyber Security Researcher at Arena Web Security ~ Cyber 71. I also in a project Project Cyber Hero at Arena We Security. I have my own institution Cyber Flare Lab which give Cyber Security also more service. I will test: • SQL Injection • XSS • Broken Authentication • Broken Access Control • Security misconfiguration • Information disclosure • CSRF • OWASP top 3 vulnerability ***Please ask me what I do extra for you*** Are you looking for a professional Malware removal expert & WordPress site security provider? I'm here to assist you as a Cybersecurity expert, Malware removal expert & WordPress site security provider. I am an expert on detecting and deleting a malware, shell, trojan, backdoor, and any shell script. I will provide: In the basic package : • Scan your website. • Remove malware, shell, trojan, backdoor, and any shell script. In the standard package: • Scan your website. • Remove malware, shell, trojan, backdoor, and any shell script. • Blacklist remove. In the premium package : • theme security pro premium plugin worth $80.(Provide by me) • Scan your website. • Remove malware, shell, trojan, backdoor, and any shell script. • SSL certificate. • Blacklist remove. • Setup firewall. • Brute force attack protection. • WAF bypass protection. • Setup Google ReCaptcha. • Setup a 2FA authentication. • Hide Login & Admin. • 404 Detection. • Security Patch Installation • Updates core files. • Updates themes and plugins. • Setup auto backup on your website. Your WordPress website Got Hacked with Malware or Malicious Codes !! Got Blacklisted !! Got Suspended from Hosting !! ✅ If so don't worry I am here to quickly Fix Your Hacked WordPress Site, Clean Malware, and remove All Blacklists from your site. I can clean malware on ANY TYPE OF WEBSITE. so order my GIG Direct. More service from me that I provided to my client: = Fix Website = Hosting unlock or back from suspend = Remove and clean Malware = Blacklist Removal = Vulnerability Testing = Security Patch Installation = Software Version Upgrade = Website Backup = Remove All infected file = Update plugin = Protect from ddos,Brut-Force Attack, SQL Injection Why Hire Me? I can clean any type of infected website. Fixed Hacked Many sites I Have Professional Experience Malware Service at Lowest Cost Full Support and Consultancy. Faster Turn Around 24 hours express delivery 100% money Back Guarantee Place your order now and take a rest. I will fix your problems...
    Featured Skill Network Security
    Website Security
    Ethical Hacking
    Adobe Illustrator
    Web App Penetration Testing
    Network Penetration Testing
    Virus Removal
    Internet Security
    Web Application Security
    Adobe Photoshop
    Security Assessment & Testing
    Vulnerability Assessment
    System Security
    Penetration Testing
    Digital Forensics
  • $30 hourly
    • 4.9/5
    • (5 jobs)
    As a seasoned Cybersecurity professional, With a rich background spanning over 5+ years in designing and executing robust cybersecurity solutions, I am a Cybersecurity Specialist & Consultant dedicated to safeguarding digital landscapes. My journey has taken me from the foundational steps of security analysis to spearheading roles as a Financial Industry Cyber Security Analyst, alongside pivotal positions in cybersecurity engineering and ethical hacking across global landscapes. Extensive experience in Digital forensics & Cyber Crime Investigations, Red Team Activities for Security Industry and a Private Investigator also. My expertise lies in a deep understanding of cyber threats and vulnerabilities,I've successfully led comprehensive security initiatives, including developing VAPT,SIEM,SOAR,XDR,PAM, and Managed Security Solutions, managing multi-layered security systems, and pioneering full-scale cybersecurity startups. My approach is rooted in innovation and efficiency, aiming to protect organizational assets against ever-evolving cyber threats with customized security strategies. Area of Expertise or Provide Services For: ✔️ Penetration Testing on Software,network,OS,web services etc. ✔️ Digital Forensics & Cyber Crime Investigations ✔️ Private Investigator for Investigation or Security Service ✔️ VAPT, SIEM,SOAR,XDR,PAM or any Managed Security Service ✔️ Malware and Network Traffic Analysis ✔️ Risk Assessment, Incident Handle & Management ✔️ Volatile Memory, Ram Forensics, etc ✔️ Security Operations Centre(SOC) ✔️ Blue Team & Red Team Activities ✔️ CTF ✔️ Memory Forensics for Volatile,RAM,Cloud etc ✔️ Deep & Dark Web Investigations ✔️ Threat Hunting | Threat Intelligence In seeking new opportunities on Upwork, I aim to bring my wealth of experience and a proactive approach to cybersecurity to organizations looking to fortify their defenses.My unwavering dedication to excellence and meticulous attention to detail ensure that every client receives timely and accurate information to make informed decisions. I maintain a proven track record of delivering results while upholding the highest standards of confidentiality and professionalism. If you are looking for a competent and experienced private investigator who provides results with efficiency and reliability, then please contact me with any inquiries you may have. I welcome the chance to provide you with outstanding service. I am offering free Consultation,Feel free to DM me to discuss your concerns. Your satisfaction remains my top priority. 👑 100% Client Satisfaction 💡 Certified , ⚡ Trusted and ✨ Experienced 🚀 Fast Delivery 📊 Accurate Results
    Featured Skill Network Security
    Black Box Testing
    Security Engineering
    Server Operating System
    Network Penetration Testing
    Cyber Threat Intelligence
    Technical Support
    Open Source
    Computer Operating System
    Malware Removal
    Security Testing
    Digital Forensics
    Information Security
    Penetration Testing
    System Security
  • $25 hourly
    • 4.6/5
    • (10 jobs)
    ✅ 7+ Years of Experience | Certified Ethical Hacker | Digital Forensics | Network & Web App Security | Security Consultancy Are you looking for a highly skilled Cybersecurity Expert who can investigate cybercrimes, perform in-depth penetration tests, remove malware from WordPress websites, and secure your digital assets? You’re in the right place. With over 7 years of hands-on experience in Digital Forensics, Penetration Testing, Ethical Hacking, and Cybersecurity Consultancy, I’ve helped numerous businesses and individuals investigate cyber incidents, recover data, detect vulnerabilities, and secure their systems from future attacks. 🔍 My Core Services: 🔎 Digital Forensics & Cybercrime Investigations Investigate cybercrimes and collect forensic evidence Analyze forensic images (.E01, .img, .raw, .ova, etc.) Recover deleted/corrupted data and files Provide expert-level forensic reports Log & Email analysis (fraud/spam/phishing) Incident Response & Threat Hunting 💻 Penetration Testing & Vulnerability Assessment In-depth website & application pentesting (Manual + Automated) SQL Injection, XSS, OWASP Top 10, CSRF, LFI/RFI Network Penetration Testing & API Security Testing Secure Code Review and Reporting Vulnerability Scanning & Management 🔧 WordPress Malware Removal & Hacked Site Recovery Remove malware, backdoors, and malicious scripts Fix Japanese keyword hack and redirects Clean hacked WordPress websites manually Restore Google reputation ("This site may be hacked" fix) Harden WordPress security & prevent reinfection 🔐 Corporate Cybersecurity Consulting Network Security Hardening & Monitoring Risk Assessment & Compliance Guidance Security Policy & Strategy Development Endpoint Protection & SOC Advisory 🛡️ Certifications: ✅ JNCIA-Security – Juniper Networks Certified Associate ✅ JNCIA-Junos – Juniper Networks ✅ CNSP – Certified Network Security Practitioner ✅ ICSI CNSS – Certified Network Security Specialist (UK) ✅ CAP – Certified AppSec Practitioner ✅ Practical Ethical Hacking – Hands-On Certification 🌟 Why Choose Me? 7+ Years Industry Experience 100% Manual, Detailed & Accurate Analysis Fast Turnaround & Ongoing Support Data Privacy Guaranteed Clean, Professional Reporting 100% Client Satisfaction & Security Assurance
    Featured Skill Network Security
    Virus Removal
    Linux System Administration
    Data Recovery
    Network Penetration Testing
    Bash Programming
    Reverse Engineering
    Python Script
    Digital Forensics
    Penetration Testing
    Malware Removal
  • $100 hourly
    • 5.0/5
    • (1 job)
    I am a network security engineer with real-life professional experience. I have work experience with complex networking architecture.
    Featured Skill Network Security
    Network Planning
    VPN
    Network Administration
    Vulnerability Assessment
    Palo Alto Firewalls
    FortiGate Firewall
    Network Design
    Penetration Testing
  • $25 hourly
    • 5.0/5
    • (20 jobs)
    Greetings! I'm Md. Redwan Ahmed, your IT Specialist, provides top-notch IT Support and Tech Solutions. With a broad skill set encompassing IT Project Management, Community Management, and Bachelor's and master's in computer science and engineering, I am dedicated to resolving your IT challenges and ensuring seamless tech experiences. Service Offerings: 💼 General IT Support and Troubleshooting - Resolving technical issues promptly and efficiently. - Troubleshooting across macOS, Linux, Windows, and Office 365 environments. - Offering expert assistance with Information Security, Cloud Security, and more. 🤝 Tech Consultancy and System Administration - Tailoring consultancy services to address your unique needs. - Proven experience in system administration, ensuring robust and reliable IT infrastructures. - Troubleshooting OS-related issues with expertise and precision. 🔧 IT Project Management and Community Management - Offering insights and solutions for various IT challenges. - Managing IT projects with precision and efficiency. - Fostering community development with a keen eye for technology trends. 🚁 Why Choose Me? I am your versatile IT support specialist, offering a broad range of skills from troubleshooting and consultancy to project management and community development. Let's enhance your tech landscape together!
    Featured Skill Network Security
    Android App Development
    WordPress Security
    Web Application Security
    Web Development
    Linux
    Ethical Hacking
    Python
    Critical Thinking Skills
    Computer Science
    Cybersecurity Tool
    Information Security
    Vulnerability Assessment
    Penetration Testing
    Malware Removal
  • $35 hourly
    • 0.0/5
    • (0 jobs)
    Skilled and dedicated Network Security Engineer with more than five years of experience, I am committed to safeguarding the digital infrastructure of Enterprise Solution Companies. My expertise lies in designing, implementing, and maintaining robust network security solutions that protect sensitive data, prevent unauthorized access, and ensure uninterrupted operations in today's dynamic cyber-threat landscape. Throughout my career, I have demonstrated a strong understanding of industry best practices and emerging security trends, enabling me to proactively identify vulnerabilities and devise innovative strategies to fortify network defenses. I have a proven track record of successfully securing large-scale corporate networks against potential breaches, cyber-attacks, and data leaks.
    Featured Skill Network Security
    Information Security
    Network Administration
    Network Engineering
    Network Access Control
  • $20 hourly
    • 5.0/5
    • (72 jobs)
    "You cannot solve your problems with the same level of thinking that created them." About Me I am a Cyber Security Specialist and Full-Stack Developer with over 8 years of experience providing high-quality solutions for businesses, government agencies, and enterprises. I specialize in securing systems, automating processes, and building robust applications while delivering 100% client satisfaction and maintaining the highest levels of privacy and professionalism. With a strong background in Web Development, System Administration, Penetration Testing, and Digital Forensics, I help organizations optimize their digital infrastructure for performance, security, and reliability. I am committed to staying ahead of evolving threats, regularly following industry-leading resources like Sucuri.net and HackerNews to address the latest vulnerabilities. My Expertise Cyber Security & Server Management SOC Analyst / Penetration Testing (VAPT) Vulnerability Assessment & Threat Analysis System Hardening & Audit Malware & Virus Removal Web & Email Server Security | Firewall Integration (WAF: Cloudflare, Sucuri, Plesk) Blacklist Removal (IP) | Spam Cleanup | Backdoor Removal Network Security | Metasploit | Digital Forensics & Reverse Engineering Linux/Windows Server Administration | VPS Setup & Optimization Server Migration with Minimal Downtime Web & Software Development Full-Stack Web Development: PHP, Laravel, Node.js, WordPress Secure Software Development: Python (GUI/Console Applications), CPA Automation BOTs Automation Software BOT Development: System, Process, and Task Automation, Browser Automation Studio (BAS) Expertise, Selenium and Puppeteer WordPress Development: Hacked Website Recovery | Page Speed Optimization Custom Web Application Development | Bug Fixing | Performance Tuning Additional Services Website Maintenance & Optimization (Monthly Packages Available) Email Marketing | Secure Email Server Configuration Digital Ocean Server Setup & Maintenance What Sets Me Apart? Proven Experience: Delivered high-impact solutions for both corporate and government clients. Up-to-Date Expertise: Continuous learning of the latest technologies and security updates. Clean Code & Best Practices: I write reusable, OOP-based, robust code while maintaining version control (GIT). Comprehensive Security Solutions: From identifying vulnerabilities to implementing advanced defenses. Reliability & Commitment: I provide ongoing maintenance to ensure peak performance. Client-Centric Approach My core aim is to deliver top-notch services with: 100% Privacy and Data Protection Transparent Communication Fast Turnaround with No Compromise on Quality Affordable Rates for Maintenance & Security I treat every project as an opportunity to solve critical problems while building long-term relationships with clients. Let’s Collaborate If you are looking for a trusted expert to: Secure your digital infrastructure Build optimized and secure applications Automate and streamline your systems I am here to help. Let’s discuss your needs and achieve your business goals together! Contact Me Today to Get Started!
    Featured Skill Network Security
    Security Analysis
    Information Security
    WordPress Malware Removal
    HTML5
    Browser Automation
    Bot Development
    WordPress
    CSS 3
    Virus Removal
    Laravel
    Web Design
    PHP
    Python
    JavaScript
  • $40 hourly
    • 4.7/5
    • (43 jobs)
    Hello, and welcome to my Upwork profile! I'm an experienced offensive cybersecurity expert with over 12 years of experience in penetration testing and cybersecurity management. My expertise lies in identifying and exploiting vulnerabilities in complex systems and networks, as well as designing and implementing security solutions that mitigate these risks. I'm well-versed in a wide range of offensive cybersecurity techniques, including: Network and Web Application Penetration Testing Mobile Application Penetration Testing Vulnerability Assessments Red Teaming Exercise Social Engineering Physical Security Testing Wireless Security Testing Cloud Security Testing API Security Testing In addition to my technical skills, I also have extensive experience managing cybersecurity teams and projects. I'm well-versed in industry standards such as ISO 27001, NIST, and PCI-DSS, and I can provide guidance on compliance requirements as well as best practices for cybersecurity management. I'm a self-motivated and detail-oriented professional who takes pride in delivering high-quality results on every project I work on. I'm also a clear and effective communicator with experience presenting technical findings to both technical and non-technical audiences. If you're looking for an experienced offensive cybersecurity expert to help secure your organization's assets, look no further. I'm confident in my ability to provide top-notch cybersecurity services that will help you identify and mitigate the risks facing your organization. Contact me today to learn more about how I can help!
    Featured Skill Network Security
    Information Security Audit
    Security Infrastructure
    IT Service Management
    Cloud Security Framework
    Articulate Storyline
    Security Analysis
    Elearning
    Vulnerability Assessment
    Information Security Consultation
    Firewall
    Security Assessment & Testing
    Digital Forensics
    Penetration Testing
  • $30 hourly
    • 4.5/5
    • (4 jobs)
    I am technically equipped with enormous experience & exposure in Technology infrastructures systems deployment, plan & administration along with design & configuration. Expertise with Windows & Virtualization (VMware, VDI & Hyper-V), Linux, Networking in data center, commissioning/de-commissioning H/W for HP, Dell, IBM, Huawei, Cisco, HP, Cisco & Dell Blade servers & associated parts, administration and troubleshooting of virtual platform such as VMware, VDI, Oracle VM and Microsoft Hyper-V. Besides I have expertise with Storage Box (SAN / NAS etc.), Backup Solution, Network Firewalls, Routers, Switches administration. My details expertise are as below: - Hyper visor (VMware, VDI & Hyper V) administration. - Windows Servers (2019, 2016, 2012 R2, 2012, 2008 R2, 2008) administration. - Microsoft Exchange Servers administration. - Active directory, DNS, Group Policy, Certificate services administration. - Linux Servers administration. - Provisioning new servers & VMs, handling other daily routines; leading new deployments from systems perspective by coordinating internal resources; performing systems backups and restore procedures. - Handling the complete installation, configuration & maintenance of Microsoft Windows Servers; designing the Backup Strategy for sites and ensuring scheduled/unscheduled Backups as per backup plan and restoration; managing Server, Domain, AD, User Rights, etc. - Conducting proactive checks with regards to Windows and Antivirus. - Currently working on Virtualization Platform using ESXi 7.0. - Installation, Configuration, Administration and Troubleshooting of ESXi 7.0, Vspere 7.0, vCenter and VI Client. - Scripting (Bash/Perl/Python/Power Shell). - SAN & Storage devices management. - Backup solution administration. - Ensuring that the goals of the Incident & Change Management process are achieved; restoring services as soon as possible based on customer perspective and within defined SLA; detecting, logging, categorizing and prioritizing incidents & changes; - Closing incidents and changes after verification from users; defining and planning separate procedures for major incidents; ensuring adherence to SLA and priority based management. - Resolving problems & issues within set timelines thereby developing the Knowledge Base; - Knowledge on implementing ITIL across the work.
    Featured Skill Network Security
    VMware Administration
    VMware ESX Server
    Network Administration
    Firewall
    Linux System Administration
    Fortinet
    Storage Area Network
    Microsoft Exchange Server
    Microsoft Active Directory
    Windows Server
    System Administration
    VMware vSphere
    Office 365
    Microsoft Azure
  • $15 hourly
    • 5.0/5
    • (2 jobs)
    I am a graphic designer with 5 years of experience. I am a photoshop expert, advertising, media, posters design, and more. Feel free to ask for my services.
    Featured Skill Network Security
    Social Media Account Setup
    Gmail
    Facebook
    End User Technical Support
    Kali Linux
    Data Recovery
    Ethical Hacking
    Information Security
    Information Security Consultation
    Cybersecurity Management
    Background Removal
    Communication Skills
    Photo Editing
    Adobe Photoshop
  • $10 hourly
    • 0.0/5
    • (0 jobs)
    🔒 Securing Businesses with Cutting-Edge Cybersecurity Solutions 🔒 I am Mehedi Hasan, a Cyber Security Expert with over 5 years of hands-on experience in Vulnerability Assessment & Penetration Testing (VAPT), SIEM Implementation, Threat Hunting, and Digital Forensics. I currently serve as a Cyber Security Manager at Technometrics Limited, where I lead security projects, conduct risk assessments, and implement enterprise-grade security solutions. ✅ My Core Expertise: Penetration Testing (Web, Mobile, API, Network) SIEM Implementation & Management (Splunk, Wazuh, InsightIDR, LogRhythm) SOC Analysis & Incident Response Threat Intelligence & Hunting Endpoint Security (EDR, EPP) Cloud Security (Oracle Cloud Infrastructure Certified) Cybersecurity Awareness Training Digital Forensics & Cybercrime Investigations 🔹 Certifications: Certified Ethical Hacker (CEH) Certified SOC Analyst (CSA) Oracle Cloud Infrastructure Certified Architect Checkpoint Certified Security Administrator R81 🚀 Notable Projects: SIEM Implementation for CupCake Exports Ltd. & Healthcare Pharmaceuticals VAPT & Security Assessments for Banks, Border Guard Bangladesh, Law Enforcement Agencies Endpoint Security (EDR) Deployment for Epic Garments & CDBL Digital Forensics Training for Law Enforcement Agencies I am passionate about helping businesses stay secure in today's digital landscape. Whether you need a penetration test, SIEM setup, forensic analysis, or security consultation, I am here to help. 💡 Let’s secure your business together! Feel free to reach out for a consultation.
    Featured Skill Network Security
    Network Penetration Testing
    Vulnerability Assessment
    Cybersecurity Tool
    Internet Security
    Ethical Hacking
    Social Engineering Assessment
    Cyber Threat Intelligence
    Web App Penetration Testing
    Penetration Testing
    Information Security
    Cybersecurity Monitoring
  • Want to browse more freelancers?
    Sign up

How hiring on Upwork works

1. Post a job

Tell us what you need. Provide as many details as possible, but don’t worry about getting it perfect.

2. Talent comes to you

Get qualified proposals within 24 hours, and meet the candidates you’re excited about. Hire as soon as you’re ready.

3. Collaborate easily

Use Upwork to chat or video call, share files, and track project progress right from the app.

4. Payment simplified

Receive invoices and make payments through Upwork. Only pay for work you authorize.

Trusted by

How do I hire a Network Security Engineer near Dhaka, on Upwork?

You can hire a Network Security Engineer near Dhaka, on Upwork in four simple steps:

  • Create a job post tailored to your Network Security Engineer project scope. We’ll walk you through the process step by step.
  • Browse top Network Security Engineer talent on Upwork and invite them to your project.
  • Once the proposals start flowing in, create a shortlist of top Network Security Engineer profiles and interview.
  • Hire the right Network Security Engineer for your project from Upwork, the world’s largest work marketplace.

At Upwork, we believe talent staffing should be easy.

How much does it cost to hire a Network Security Engineer?

Rates charged by Network Security Engineers on Upwork can vary with a number of factors including experience, location, and market conditions. See hourly rates for in-demand skills on Upwork.

Why hire a Network Security Engineer near Dhaka, on Upwork?

As the world’s work marketplace, we connect highly-skilled freelance Network Security Engineers and businesses and help them build trusted, long-term relationships so they can achieve more together. Let us help you build the dream Network Security Engineer team you need to succeed.

Can I hire a Network Security Engineer near Dhaka, within 24 hours on Upwork?

Depending on availability and the quality of your job post, it’s entirely possible to sign up for Upwork and receive Network Security Engineer proposals within 24 hours of posting a job description.

Looking to hire for long-term or full-time assignments? See how Full-time hiring on Upwork simplifies the process.