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  • $90 hourly
    • 5.0/5
    • (226 jobs)
    ✅ Top Rated Plus Expert ✅ 3000+ Hours ✅ Professional Penetration Tester Cybersecurity researcher acknowledged by U.S Department of Defense (among other notable companies like AT&T, Semrush, Smule etc) for disclosing a number of vulnerabilities on DoDs systems via Hackerone bug bounty platform. For deliverables, professional reports are created, that will outline every vulnerability found, proofs-of-concept, and solutions on how to fix the discovered vulnerabilities. Each report not only meets but exceeds requirements for compliance auditors. Core competency is performing black and gray box testing on live web applications/networks or lab environments. Familiar with all common attack vectors and mitigation techniques, as well as finding unknown to public exploits known as 0days in web applications. Even though most of the work is confidential sample vulnerability report can be provided. Service Description 1)Web Application Penetration Testing based on OWASP TOP 10 2)Network Penetration Testing 3)Security Hardening Pentesting tools: BurpSuite Professional, OpenVAS, Nmap, Metasploit, Mimikatz, Impacket python framework
    Featured Skill WebApp Pentesting
    Web Application Security
    JavaScript
    Reverse Engineering
    Black Box Testing
    Ethical Hacking
    Web App Penetration Testing
    Network Penetration Testing
    Internet Security
    Security Testing
    Network Security
    Penetration Testing
    Vulnerability Assessment
  • $25 hourly
    • 5.0/5
    • (151 jobs)
    ✅ As a CREST/Offensive Security (OSCP) Certified Penetration Tester and Cyber Security Consultant, I have deep knowledge of Security Assessment Methodology to identify vulnerabilities in Network, API, Web, and Mobile Applications. ✅ I have conducted Penetration Test, Vulnerability Assessment and delivered professional reports to companies in the world complying with: ► CREST standards ► Offensive Security (OSCP) standards ► OWASP Top 10 Vulnerability ► OWASP API Security Top 10 Vulnerability ► OWASP Mobile Security Top 10 Vulnerability ► Application Security Verification Standard 4.0 (ASVS 4.0) ► CWE Top 25 Most Dangerous Software Errors ► ISO 27001 Penetration Testing ► Payment Card Industry Data Security Standard (PCI DSS) ► General Data Protection Regulation (GDPR) ► Common Vulnerability Scoring System (CVSS) ► Open Source Security Testing Methodology Manual (OSSTMM) ✅ I have some cybersecurity certifications including: ► CREST Registered Penetration Tester (CRT) ► CREST Practitioner Security Analyst (CPSA) ► Offensive Security Certified Professional (OSCP) ✅ The deliverable will be a professional Penetration Testing/Vulnerability Assessment report which includes: ► Executive Summary ► Assessment Methodology ► Type of Tests ► Risk Level Classifications ► Result Summary ► Table of Findings ► Detailed Findings. Each finding listed within the report will contain CVSS score, Issue Description, Proof of Concept, Remediation, and Reference sections. ► Tool List (Acunetix, Nessus, BurpSuite Professional, Nmap, Netsparker, Metasploit Framework, OpenVAS, Mimikatz, SQLmap, Nikto, Zaproxy, Gobuster, etc.) ✅ Please contact me if you have any question. ✅ Thank you and have a good day!
    Featured Skill WebApp Pentesting
    Security Analysis
    Software Testing
    White Box Testing
    Web App Penetration Testing
    OWASP
    Black Box Testing
    Network Penetration Testing
    Information Security
    Website Security
    System Security
    Penetration Testing
    Security Testing
    Vulnerability Assessment
  • $30 hourly
    • 4.9/5
    • (158 jobs)
    🔢 As a seasoned Penetration Tester, I have a proven track record of conducting and leading successful security audits, web application penetration tests, and red team engagements for a diverse range of clients. My experience ranges from working with multinational corporations with large-scale infrastructures to smaller companies seeking enhanced security measures for competitive advantage. As a security engineer, my day-to-day responsibilities revolve around leveraging my expertise in penetration testing, cyber security, and vulnerability assessment to identify and mitigate potential vulnerabilities. Through these experiences, I have comprehensively understood the prevailing technology stacks employed worldwide, allowing me to discern their security weaknesses with precision. 🚫No hacking service - I do not provide any hacking services, and I will not engage in any activities that involve gaining unauthorized access to any accounts, systems, or social media platforms. Requests for such services will be declined. Working with me, you will: ★ Customized approach: I understand that every client's needs are unique, and I tailor my approach to meet your specific requirements. This ensures that you get the most comprehensive and effective security testing possible. ★ Timely delivery: I understand that time is of the essence when it comes to security testing, and I always deliver my reports on time, without compromising on quality. ★ Complete manual testing for your application and immediate notification if any high-impact issues are found. ★ Unlimited retesting for the fixed issues and unlimited revisions ★ Able to find critical bug classes that are often missed by automated pentests. 🔢 My stats are: ✅ Top-rated in information security and IT compliance categories ✅ Saved tens of thousands of dollars for clients by identifying critical vulnerabilities ✅ Ranked in the Top 50 at multiple bug bounty programs ✅ Supporting all time zones ✅ Long-term engagements ✅ Professional certifications (OSCP, CREST CPSA, OSEP, OSWP) Sound like a fit? 🟢 Press '...' button and then ‘Send Message’ button in the top right-hand corner Penetration Testing and Vulnerability Assessment Tools: Manual Testing: Burpsuite Professional, Nuclei, Ffuf, Nmap, Postman (API testing), Metasploit Framework, SQLmap, OWASP ZAP Automated Testing: Acunetix, Nessus, Netsparker, etc. Penetration testing service: 1. Penetration Testing Engagement: thorough manual and automated testing of all functionalities, including internal penetration tests and network infrastructure testing. Professional enterprise-grade software is used, such as BurpSuite Professional, Acunetix, and Nessus. 2. Professional Report and Statistics: A detailed report explaining the exploitation and discovery method of each vulnerability discovered, including proof-of-concept screenshots, full requests and responses, CVSS v3.0 standardized risk score, and impact. 3. Remediation Advice and Guidance: Remediation advice was provided for all security issues discovered, including guidance on how to fix the issues and warnings associated with the impact and risk of these vulnerabilities. 4. Asset Discovery: Active and passive methods are used to assess the digital footprint on the internet, including subdomain enumeration and service/port discovery. 5. Free Retest: Retest all vulnerabilities present in the report included in the price to ensure implemented security controls and/or fixes are working as intended. 6. OSINT Reconnaissance: Gather all valuable data about the company on the internet, including any breached email addresses and related passwords. 7. Briefing and debriefing: Calls or meetings are available to discuss the scope of work, the focus of the penetration testing engagement, including all subdomains, black-box or white-box engagement, account requirements, preferred hours for load testing, and any other guidance required. Calls or meetings are available after the penetration test is completed to discuss the engagement results, the main issues and concerns regarding the company's security, and any further clarification regarding any vulnerability and the associated impact or risk. ✅ The deliverable will be a professional penetration testing and vulnerability assessment report, which includes: ► Executive Summary ► Assessment Methodology ► Types of Tests ► Risk Level Classifications ► Result Summary ► Table of Findings ► Detailed Findings: Each finding in the report will contain a CVSS score, issue description, proof of concept, remediation, and reference sections. ► Retest for issues (The vulnerabilities will be retested after they're fixed; multiple retests can be done to ensure the issues are remediated.) My Expertise: ★ Web Application Security Testing ★ API security testing ★ Penetration Testing ★ Internal Active Directory and External Network Pentest ★ Vulnerability Assessment. ★ Thick Client Pentest (Windows Desktop App Testing) ★ OSINT Assessement
    Featured Skill WebApp Pentesting
    Risk Assessment
    OWASP
    Network Penetration Testing
    Black Box Testing
    Web Application Security
    Website Security
    Web App Penetration Testing
    Application Security
    System Security
    Vulnerability Assessment
    Security Testing
    Security Assessment & Testing
    Network Security
    Penetration Testing
    Information Security
  • $45 hourly
    • 5.0/5
    • (63 jobs)
    Hi, my name is Martin and I've been a principal penetration tester since 2011. Over the years, I've worked on a range of projects across Europe, East Asia, the Middle East, and the UK, serving clients from start-ups to global high street names. My focus is on providing a wide range of penetration testing services, including infrastructure, web and mobile applications, APIs, and cloud security assessments. One of the things that sets me apart from other penetration testers is my approach to the work. I've spent years mastering my craft, staying up-to-date with the latest technologies and techniques, and honing my skills. When I take on a project, I bring all of this knowledge and experience to bear, quickly identifying and exploiting vulnerabilities to provide my clients with the information they need to improve their security posture. In addition to my technical expertise, I'm also an excellent communicator. I understand that many of my clients are not technical experts themselves, so I'm always happy to explain complex technical concepts in simple, easy-to-understand language. I work closely with my clients to understand their needs and provide tailored solutions that meet their specific requirements. When it comes to deliverables, I take great pride in producing detailed reports and other materials that provide clear, concise information about the results of my testing. I know that my clients rely on this information to make important decisions about their security, so I always ensure that my reports are accurate, thorough, and actionable. Overall, I'm proud of the work I do as a principal penetration tester, and I'm committed to helping my clients stay safe and secure in an increasingly complex digital landscape. If you need infrastructure testing, web and mobile application testing, or cloud security assessments, please don't hesitate to get in touch – I'd be happy to discuss how I can help. Experience and expertise within the following disciplines: • Web Application Penetration Testing • Mobile Applications Penetration Testing • API Penetration Testing (REST, SOAP, GraphQL) • Thick Client Application Penetration Testing • External Infrastructure Penetration Testing • Internal Infrastructure Penetration Testing • Server Build Reviews • Workstation Build Reviews • Mobile Device and MDM Testing • Network Device Security Reviews • IoT Security • Embedded Hardware • Simulated Phishing • Wireless Assessments • Red Team Assessments • AWS Configuration Reviews • Azure Configuration Reviews • Office365 Configuration Reviews
    Featured Skill WebApp Pentesting
    Web App Penetration Testing
    Website Security
    Ethical Hacking
    Certified Information Systems Security Professional
    WordPress
    Security Assessment & Testing
    Cloud Security
    Security Testing
    Vulnerability Assessment
    Web Application Security
    Security Analysis
    Penetration Testing
    Security Infrastructure
    Information Security
    Cybersecurity Management
  • $34 hourly
    • 5.0/5
    • (15 jobs)
    I work full time at a large security consultancy. I can work part time on any security/development projects. Fast learner and many different skill sets gained over the past few years.
    Featured Skill WebApp Pentesting
    JavaScript
    C#
    Java
    Application Security
    Ethical Hacking
    Penetration Testing
    C
    Python
    PHP
    Network Security
    Kali Linux
    HTML
    Security Engineering
    SQL
    Web App Penetration Testing
    Node.js
  • $42 hourly
    • 5.0/5
    • (21 jobs)
    ✔️ CREST and OSCP Certified ✔️ Trusted by Regulatory Institutes Worldwide ✔️ 5+ years of Industrial Experience ✔️ Tailored Pentest Report based on your Needs ✔️ 5-Star Rating with Repetitive Clients ✔️ IOS 27001, SOC 2 and PCI DSS ==============Why My Certifications Matter in Penetration Testing? ============ I hold the prestigious OSCP and CREST certifications, recognized and trusted worldwide by Governments and Regulators. These credentials demonstrate my advanced expertise in cybersecurity and my commitment to providing the highest standards of security testing. ============== Experience ============ I have 5+ years of hands-on industrial experience in penetration testing: ✅ Web Applications and APIs ✅ Mobile (Android & iOS) Penetration Testing ✅ External/Internal Network Infrastructure ✅ Red team Assessment and Active Directory Pentest ✅ Cloud Components Assessment (AWS, Azure and GCloud) ✅ SAST, DAST, Kubernetes and Containers Security ============== Am I the Best Fit for your Job? ============ If you are looking to: ✅ Build and maintain trust with your customers and stakeholders by demonstrating robust security practices. ✅ Ensure regulatory compliance with standards like PCI-DSS, GDPR, HIPAA, and ISO 27001. ✅ Strengthen the security posture of your applications, network, or cloud infrastructure. I can provide you with a comprehensive penetration testing report that addresses all of these needs and helps you secure your systems and meet industry standards. ============== Why Me? ============ My Unique Pentest Methodology includes: ✅ Focused and Comprehensive Manual Penetration Testing based on OWASP Top 10 and PTES. ✅ A Detailed and Easy-to-Understand Pentest Report about the Findings, along with their Impact and Remediation Methods. ✅ Automated Testing via Paid Professional Tools (Only if you Authorize me). ✅ Conducting Pentest in a Safe and Controlled Environment. ✅ Free Re-Testing to confirm Fix applied correctly ============== Certifications I Owned ============ • CREST CRT - CREST Registered Penetration Tester CREST (Council of Registered Ethical Security Testers) is a globally recognized accreditation body for cybersecurity professionals, setting high standards for penetration testing. CREST is partnered with national bodies in countries such as the UK, the US, Australia, and Singapore, ensuring global recognition and adherence to the highest cybersecurity standards. • OSCP - Offensive Security Certified Professional The OSCP (Offensive Security Certified Professional) is a highly regarded certification that validates practical penetration testing skills and is globally recognized by employers and regulators as a standard of excellence in cybersecurity. Keywords: Upwork Penetration test, Upwork Penetration test, Upwork Penetration test, Upwork Penetration test. Upwork Penetration test, Upwork Penetration test, Upwork Penetration test, Upwork Penetration test, Upwork Penetration test, Upwork Penetration test Upwork Penetration test Expert, Upwork Penetration test Expert, Upwork Penetration test Expert, Upwork Penetration test Expert, Upwork Penetration test Expert, Upwork Penetration test Expert,Upwork Penetration test Expert, Upwork Penetration test Expert, Upwork Penetration test Expert, Upwork Penetration test Expert Upwork Penetration test Pro, Upwork Penetration test Pro, Upwork Penetration test Pro, Upwork Penetration test Pro, Upwork Penetration test Pro, Upwork Penetration test Pro,Upwork Penetration test Pro, Upwork Penetration test Pro, Upwork Penetration test Pro, Upwork Penetration test Pro Upwork Penetration test Specialist, Upwork Penetration test Specialist, Upwork Penetration test Specialist, Upwork Penetration test Specialist, Upwork Penetration test Specialist, Upwork Penetration test Specialist,Upwork Penetration test Specialist, Upwork Penetration test Specialist, Upwork Penetration test Specialist, Upwork Penetration test Specialist, Upwork Penetration tester, Upwork Penetration tester, Upwork Penetration tester Upwork Penetration tester, Upwork Penetration tester, Upwork Penetration tester, Upwork Penetration tester, Upwork Penetration tester, Upwork Penetration tester,Upwork Penetration tester
    Featured Skill WebApp Pentesting
    Metasploit
    Security Analysis
    WordPress Malware Removal
    WordPress Security
    Red Team Assessment
    Application Security
    Cloud Security
    Security Assessment & Testing
    Vulnerability Assessment
    Website Security
    Web Application Security
    OWASP
    Web App Penetration Testing
    Network Penetration Testing
    Penetration Testing
  • $50 hourly
    • 5.0/5
    • (47 jobs)
    I'm a senior offensive security engineer conducting and leading penetration testing engagements. I have conducted and led security audits, penetration tests, and red team engagements for a variety of companies, ranging from enterprise level with thousands of hosts in scope to startups or small clients that want to have an edge over their competition security-wise. Daily activities include, but are not limited to: - Client meetings - Scoping - Hands-on activities (pentesting, etc) - Researching new vulnerabilities - Report writing My skillsets include: - Penetration Testing (web applications, APIs, internal/external networks, mobile (android) applications, server security review) - Vulnerability Assessments - Red Teaming Exercises - Phishing Simulation Owner of: CVE-2023-4843 CVE-2024-45873 CVE-2024-45874 Volunteer at Hackout (a project/platform having collaboration with CERT) where I responsibly disclose vulnerabilities. Former contributor member/content creator at Try Hack Me. Certificates owned: [+] Certified Professional Penetration Tester (eCPPT) from eLearnSecurity [+] Network Defense Professional (eNDP/PND) from eLearnSecurity [+] Certified Red Team Professional (CRTP) from Pentester Academy [+] Certified Red Team Expert (CRTE) from Pentester Academy [+] Web Application Penetration Tester from eLearnSecurity [+] Red Team Operations - Windows Privilege Escalation from Sektor7 [+] Certified Enterprise Security Specialist (PACES) from Pentester Academy [+] Certified Penetration Tester Extreme - eLearnSecurity [+] Certified Red Team Operator - Zero Point Security [+] Offensive Security Experienced Pentester (OSEP) - Offensive Security [+] Certified Azure Red Team Professional (CARTP) - Altered Security
    Featured Skill WebApp Pentesting
    Ethical Hacking
    Web Application Security
    Linux
    Information Security Audit
    OWASP
    Security Testing
    Information Security Consultation
    Security Assessment & Testing
    Application Security
    Network Penetration Testing
    Penetration Testing
    Web App Penetration Testing
    Vulnerability Assessment
    Information Security
    Network Security
  • $60 hourly
    • 5.0/5
    • (75 jobs)
    I am a DevSecOps Practitioner, Application Security Analyst, and Cybersecurity Specialist. I have significant and well-diversified experience in multiple Cybersecurity domains, including: 1. Cloud Infrastructure: I help secure Cloud Infrastructure such as GCP AWS and Azure. 2.Penetration Testing and Vulnerability Assessment: I specialize in finding vulnerabilities in Web Applications, Mobile Applications, Networks, and Smart Contracts. 3. Bug Bounty Hunting: I find bugs for various companies on HackerOne - @l3s7r0z. I am constantly improving myself and getting better each day in the Cyber Security field. Lester Obbayi - @l3s7r0z
    Featured Skill WebApp Pentesting
    Documentation
    Mobile App Testing
    Web Application Firewall
    Technical Documentation
    Black Box Testing
    Internet Security
    Software Testing
    Web App Penetration Testing
    Report Writing
    Ethical Hacking
    Article Writing
    Network Security
    Penetration Testing
    Information Security
    Vulnerability Assessment
  • $66 hourly
    • 5.0/5
    • (22 jobs)
    ⚠️DISCLAIMER ⚠️: I DON'T ACCEPT ILLEGAL WORK AND I DO NOT HACK MOBILE PHONES OR ACCOUNTS OR ANY TYPE OF THIS WORK As a dedicated Computer Engineering student, I've invested years in mastering ethical hacking, web app penetration testing, and conducting OSINT investigations, starting my journey in 2018. Through practical application and thorough testing of these skills, I've evolved into a versatile professional, excelling as a hacker, proficient web app penetration tester, adept vulnerability assessment specialist, and detail-oriented OSINT investigator. My track record speaks for itself, boasting a pristine reputation and a flawless 100% success rate across all Jobs FAQ Q: Am I certified 🤔? A: yes,I am certified web app Penetration tester with eWPTX from INE Q: What tools do i use in Penetration testing? A: That depends on the job, so sometimes i use manual scans and exploits and sometimes i use tools like (Nmap, BurpSuite, Metasploit, Nessus, SQLmap, OpenVAS, WPScan, Nikto, TestSSL)
    Featured Skill WebApp Pentesting
    Linux System Administration
    Internet Security
    Website Security
    Web App Penetration Testing
    Aircrack-ng
    Article Writing
    Black Box Testing
    Cybersecurity Monitoring
    Ethical Hacking
    Web Testing
    Digital Forensics
    Cybersecurity Management
    System Security
    Vulnerability Assessment
    Penetration Testing
  • $30 hourly
    • 4.9/5
    • (264 jobs)
    Red Team member, performing penetretion tests in all company's assets, vulenrability management and security analyst, Wordpress security expert, site cleanup and hardening. 10 years of experience with Linux servers in the hosting environment, with emphasis on web security, identification and malware removal(site cleanup) , investigation of how the hacking occurred, identify failures in web systems, pentest in web systems and solve other problems related to the hosting environment.
    Featured Skill WebApp Pentesting
    Malware Website
    WordPress
    Web Host Manager
    Python
    cPanel
    MySQL
    Network Penetration Testing
    Website Security
    Email Security
    Web App Penetration Testing
    Linux
    Kali Linux
    System Security
    Malware Removal
    Security Testing
  • $70 hourly
    • 4.8/5
    • (12 jobs)
    **Professional Overview:** I’m Shofiur Rahman, a Certified Web Application Security Tester (W|AHS) (EC-Council's Web Application Hacking and Security is a specialization certification ) with over a decade of experience in the cybersecurity field. Recognized as one of the top 1% of Cybersecurity Engineers on Freelancer.com, I have established a reputation for delivering exceptional security services tailored to meet the needs of diverse clients. I offer a comprehensive suite of cybersecurity services, including white, gray, and black hat penetration testing, network and host auditing, policy development, and Business Impact Analysis. My expertise extends to black and gray box testing in both live environments and controlled lab settings. I am proficient in identifying and mitigating a wide range of attack vectors, including zero-day vulnerabilities (0days), and I am experienced in conducting vulnerability assessments for PCI and HIPAA compliance. **Why Choose Me:** - **Proven Expertise:** With a rich portfolio that highlights my work on critical projects, I have consistently delivered high-impact solutions that protect and strengthen security postures. - **Trusted Professional:** As one of the most trusted cybersecurity experts on Freelancer.com, my work is characterized by its precision, thoroughness, and adherence to best practices. - **Comprehensive Reporting:** I provide detailed, actionable reports that not only identify vulnerabilities but also offer clear guidance on remediation. My reports are crafted to meet the needs of both technical and non-technical stakeholders, ensuring that everyone involved can understand and act on the findings. **Explore My Work:** To gain further insight into my capabilities, I invite you to review my portfolio. Additionally, you can request a sample of a previous Penetration Testing report, which showcases my approach, methodologies, and the depth of my analysis. This will give you a clear understanding of my skills and the quality of work I deliver. **Service Description:** **Core Skills:** - Penetration Testing - Web Application Security - Social Engineering - Red Team Assessment - Ethical Hacking & Countermeasures - Vulnerability Assessment - Malware Analysis - Server Security Hardening **Tools of the Trade:** - BurpSuite Professional - sqlmap - nmap - Metasploit - OpenVAS - Mimikatz **Certifications:** - Certified Ethical Hacker - Certified in Windows Security & Forensics - Certified in Web Application Security Fundamentals - Certified in Website Hacking and Penetration Testing With a commitment to excellence and a proven track record of success, I am confident in my ability to help secure your digital assets against emerging threats. Let’s work together to build a safer, more secure environment for your business.
    Featured Skill WebApp Pentesting
    API Testing
    Ethical Hacking
    PCI
    Web App Penetration Testing
    Network Penetration Testing
    Internet Security
    Security Analysis
    Network Administration
    Website Security
    Vulnerability Assessment
    Information Security Consultation
    System Security
    Security Testing
    Penetration Testing
    Source Code Scanning
  • $35 hourly
    • 4.8/5
    • (81 jobs)
    🏆 Certified EC-Council Ethical Hacker v10 (CEH v10 ANSI) 🏆 Certified Appsec Practitioner 🏆 Certified Hack The Box - Pro lab Offshore I am a designer turned into a full time security researcher. I can conduct vulnerability assessments and penetration testing for your web applications, mobile applications, and cloud infrastructures. My day to day work includes: -- Web application penetration testing -- Network penetration testing -- Mobile applications penetration testing -- Phishing assessments -- Exploit development -- Web applications development -- Capture the Flag (CTF) machines development -- and a lot more Projects not for me: ✖Asking to hack/crack/access someone else accounts, systems, social media, etc ✖Asking to fill security questionnaires, providing the appropriate answers but not implementing controls ✖Asking to create falsified audit or assessment reports
    Featured Skill WebApp Pentesting
    Cybersecurity Management
    Information Security Audit
    Security Testing
    Certified Information Systems Security Professional
    Network Security
    Application Security
    Digital Forensics
    Penetration Testing
    Incident Response Plan
    Information Security Consultation
    Malware Removal
    Source Code Scanning
    Configuration Management
    Security Assessment & Testing
    Vulnerability Assessment
  • $70 hourly
    • 5.0/5
    • (63 jobs)
    Top Rated Penetration Tester & Cybersecurity Expert With over 8 years of hands-on experience in ethical hacking, penetration testing, and vulnerability assessments, I have conducted numerous security audits for clients ranging from startups to large enterprises. My work helps organizations strengthen their security posture by identifying vulnerabilities and providing actionable remediation advice. What I Offer: ✅ Comprehensive Penetration Testing Tailored manual testing of websites, applications, servers, and network infrastructures. I use a combination of enterprise-grade tools (e.g., BurpSuite Pro, Nessus) and custom scripts to ensure thorough coverage. ✅ Detailed Reports & Proof-of-Concepts My reports provide step-by-step explanations of vulnerabilities, including screenshots, requests, and CVSS risk scores, so you can clearly understand the security risks and their impact on your business. ✅ Expert Remediation Guidance I offer advice on how to fix discovered issues, helping you mitigate risks effectively while ensuring compliance with standards like PCI-DSS, GDPR, and HIPAA. ✅ Asset Discovery & OSINT Reconnaissance I help map your digital footprint and identify exposed assets. This includes subdomain enumeration, service discovery, and collecting sensitive data from breached sources across the web. ✅ Free Retests After remediation, I provide a complimentary retest to ensure vulnerabilities have been correctly resolved. Certifications: ✅ OSCP (Offensive Security Certified Professional) ✅ CEH (Certified Ethical Hacker) If you're looking for an experienced professional to safeguard your business, I'm here to help.
    Featured Skill WebApp Pentesting
    Cloud Security
    Security Assessment & Testing
    Internet Security
    Web App Penetration Testing
    Security Analysis
    Security Infrastructure
    Information Security Audit
    Web Application Security
    Information Security
    Vulnerability Assessment
    Security Testing
    Database Security
    System Security
    Application Security
    Network Security
    Penetration Testing
  • $30 hourly
    • 5.0/5
    • (24 jobs)
    Services Offering : Ethical Hacking, Vulnerability Assessment & Penetration Testing, DevSecOps, Web Application Security, API Security, Android & iOS Mobile application Security, Network Security, Desktop Application Security, Cloud Security Audits and Penetration Testing, Thick Client App Security, Secure Code Review, DevSecOps, Container Security, IoT/Hardware Security, Blockchain or Smart Contract Security Audit, Security Configuration Review - Firewall, Switches, Router, OS and Server, etc. I am a Certified Cyber Security Expert/Professional and Security Engineer. I have more than 5 years of corporate experience in vulnerability assessment & penetration testing of Web Application, API, Android & iOS Mobile application, Network, Desktop Application, Cloud Security Audits and Penetration Testing, Thick Client App Security, Secure Code Review, DevSecOps, Container Security, IoT/Hardware Security, Blockchain/Smart Contract Security Audit, Security Configuration Review - Firewall, Switches, Router, OS and Server, etc. Follow systematic approach and best industry methodology like OWASP Testing Guide v4(OTGv4) ; SANS top 25; NIST SP 800-115. I help to identify and mitigate the threats and vulnerabilities in systems and softwares with my skills I provide the following services: ✅ Penetration Testing Engagement ✅ This includes both thorough manual testing of all functionalities and automated testing for all websites, applications, servers or infrastructure included in the scope of work, using both professional enterprise grade software such as BurpSuite Professional and Nessus and also personal scripts and tools gathered over past engagements. This services extends as well to internal penetration tests and network infrastructure testing as well. ✅ Professional Report & Statistics ✅ Detailed report explaining step-by-step the exploitation and discovery method of each and every vulnerability discovered. Proof-of-Concept screen captures, full requests and responses, CVSS v3.0 standardised risk score, impact and ownership included. ✅ Remediation Advice & Guidance ✅ Remediation advice regarding all security issues discovered, how to fix them and warnings associated with the impact and risk of these vulnerabilities. ✅ Asset Discovery ✅ Through both active and passive methods, I can help you asses how big your digital footprint is on the internet and what is the attack platform visible from an outsider threat perspective. This includes subdomain enumeration and service/port discovery. ✅ Free Checkup ✅ Included in the price will be a checkup/retest of all aforementioned vulnerabilities present in the report in order to ensure that the implemented security controls and/or fixes are working as intended and that there is no other way to bypass them or exploit that vulnerability any longer. Technical Skills: - Vulnerability Assessment & Penetration Testing - Web Application VAPT - API VAPT - Android & iOS Mobile ApplicationVAPT - Network VAPT - AWS/ Azure/ GCP/ DigitalOcean Cloud Security Audit and Penetration Testing - Microsoft Office 365 Security Audit or Configuration Review - Thick Client or Desktop Application VAPT - Active Directory Security - DevSecOps - Container Security - VoIP Penetration Testing/ Security Testing - IoT/Hardware Security Testing - Smart Contract Security Audit - Threat Modeling - Threat Intelligence - Open Source Intelligence - Security Configuration Review - Firewall, Switches, Router, Operating Systems and Servers Certification Achieved: - CREST Practitioner Security Analyst (CPSA) - CREST Registered Penetration Tester (CRT) - Offensive Security Certified Professional (OSCP) - ISO 27001 Lead Auditor - (ISC)2 Certified in CyberSecurity - Information Security Certified Professional (ISCP) - Cyber Security Foundation Professional Certificate (CSFPC) - Certified AppSec Practitioner (CAP) Achievements : I got Appreciation Certificate from NCIIPC (Indian Government) for submitting few security issues. I attended private bugbounty programs organised by CCTNS (Crime and Criminal Tracking Network and Systems - Indian Government) and Bharti Airtel. I helped to secure some companies such as Dell, DigitalOcean, StatusPage, Caviar, Western Union, UnderArmour, Arlo Cash Rewards, Kenna Security, Pantheon, Mailgun, Seek, Skyscanner, Fitbit, Overstock and more.
    Featured Skill WebApp Pentesting
    Code Review
    ISO 27001
    Ethical Hacking
    Network Penetration Testing
    Website Security
    Cloud Security
    Web App Penetration Testing
    Vulnerability Assessment
    Security Testing
    Information Security
    Application Security
    Source Code Scanning
    Security Assessment & Testing
    Penetration Testing
    Network Security
  • $30 hourly
    • 4.9/5
    • (102 jobs)
    Machine Learning, AI, Custom agents, Chemo/Biophysics Biotech AI Chatbots for web and mobile QA machines Drug discovery AI NLP/CV Custom AI agents/ Langchain/ Autogen System administration/networking Bioinformatics, chemoinformatics, AI Biotech and medical software development, Machine Learning /// Cybersecurity, Deep Learning: Project management - Biotech Team leading - Scientific computing, Medical research OSINT/ VA work Information security Crypto/Blockchain Deep Learning, Scientific computation ////
    Featured Skill WebApp Pentesting
    Ethical Hacking
    Information Security Audit
    Biomedical Engineering
    Bioinformatics
    Drug Discovery
    Project Management
    Information Security
    Medical Informatics
    Biotechnology
    Artificial Intelligence
    ChatGPT
    Python
    Chatbot
    Technical Support
    Machine Learning
  • $40 hourly
    • 5.0/5
    • (14 jobs)
    I am specialized in cybersecurity management and digital trust, i can make your system more secure. I also have passion about Ethical hacking.
    Featured Skill WebApp Pentesting
    System Administration
    Network Penetration Testing
    Web App Penetration Testing
    Academic Research
    Kali Linux
    Encryption
    Technical Writing
    Python
    DevOps
    Information Security
    System Security
    Network Security
    Vulnerability Assessment
    Ethical Hacking
  • $70 hourly
    • 4.6/5
    • (10 jobs)
    Dedicated Cyber Security Professional IT - 15+ Years InfoSec - 10+ Years Penetration Testing - 8+ Years Certifications include: - Information Security (23) - Offensive Security Certified Professional (OSCP), Offensive-Security Certified Information Systems Security Professional (CISSP), (ISC)2 Network Security Professional, CompTIA Network Vulnerability Assessment Professional, CompTIA Pentest+, CompTIA Certified Information Systems Auditor (CISA), ISACA Certified Risk and Informations Control (CRISC), ISACA Systems Security Certified Practitioner (SSCP), (ISC)2 Security+, CompTIA Cybersecuirty Analyst+ (CSA+), CompTIA Certificate of Cloud Security Knowledge (CCSK), Cloud Security Alliance Cloud Essentials, CompTIA Security Analytics Professional, CompTIA Nessus Certificate of Completion, Tenable CSX Cybersecurity Fundamentals, ISACA IT Fundamentals+, CompTIA Certified Red Team Professional (CRTP), Pentester Academy eJPT - Junior Penetration Tester, e-LearnSecurity Certified Red Team Expert (CRTE), Pentester Academy WorkshopPLUS - Office 365: Security and Compliance, Microsoft AWS Certified Cloud Practioner, AWS Cybersecurity Audit Certificate, ISACA Attacking Active Directory with Linux, Pentester Academy - CVE (3) - CVE-2019-17526 CVE-2018-11628 CVE-2023-33524 - Industries (6) - Healthcare Financial Education Government Technology Consulting I am available for consulting, with a speciality in penetration testing, at the earliest convenience.
    Featured Skill WebApp Pentesting
    HITRUST Common Security Framework
    User Identity Management
    Information Technology
    Risk Assessment
    Cloud Security
    API
    Network Penetration Testing
    Application Audit
    Web App Penetration Testing
    Red Team Assessment
    Vulnerability Assessment
    Information Security
    System Security
    Penetration Testing
  • $25 hourly
    • 5.0/5
    • (18 jobs)
    As a CREST/Offensive Security (OSCP) Certified Penetration Tester and cybersecurity professional with 5 years of experience, my purpose is to protect businesses and individuals from the ever-increasing cyber threats that we face in today's digital age. I believe that everyone deserves the peace of mind that comes with knowing their digital assets are secure and their data protected, and I'm passionate about using my expertise to make that a reality. With extensive experience in offensive security, I specialize in conducting Web Application, Mobile Application, Internal/External infrastructure, and Wireless infrastructure vulnerability assessments and penetration testing exercises. By working closely with organizations, I develop tailored solutions that meet their unique needs and help them achieve their security goals. But my work isn't just about technical expertise - it's about empowering businesses and individuals to achieve their objectives with confidence. I'm committed to building strong relationships with the organizations I collaborate with, so that I can truly understand their needs and work collaboratively to create effective solutions. My focus is always on providing value to those I work with. ✅ I have conducted Penetration Test, Vulnerability Assessment and delivered professional reports to companies complying with: ► CREST standards ► Offensive Security (OSCP) standards ► OWASP Top 10 Vulnerability ► OWASP API Security Top 10 Vulnerability ► OWASP Mobile Security Top 10 Vulnerability ► CWE Top 25 Most Dangerous Software Errors ► ISO 27001 Penetration Testing ► General Data Protection Regulation (GDPR) ► Common Vulnerability Scoring System (CVSS)
    Featured Skill WebApp Pentesting
    Computer Monitor
    Computer Network
    Vulnerability Assessment
    Python
    Network Penetration Testing
    Scripting
    Cybersecurity Monitoring
    Microsoft Azure
    Cyber Threat Intelligence
    Computer Science
    Web App Penetration Testing
    Metasploit
    Penetration Testing
    Information Security
    Nessus
  • $35 hourly
    • 5.0/5
    • (519 jobs)
    Certifications that I hold: CEH ( Certified Ethical Hacker) 740 MCSA ( Installation, Storage and Compute with Windows Server 2016) To whom it may concern, In the last years I did more than 500 Penetration Tests and Security Assessments , a real deal. Most of them on Web and Mobile ( Android and iOS ) applications with Finance Background implemented with various technologies and frameworks, server security testing and hardening. Sample reports can be provided who is interested. Prompt responses to your needs. You can consider me as and internal staff of your company , always helping you to do the best in security. --------------------------------------------------------------------- Phishing simulation for your company needs ___________________________________________________________ Professional Load and Stress Testing if you are interested for your application __________________________________________________________
    Featured Skill WebApp Pentesting
    Security Engineering
    Web Application Security
    Internet Security
    NIST SP 800-53
    Windows Server
    OWASP
    Ethical Hacking
    Manual Testing
    Security Infrastructure
    Network Security
    Penetration Testing
    Application Security
    Kali Linux
    Vulnerability Assessment
    Security Assessment & Testing
  • $15 hourly
    • 5.0/5
    • (136 jobs)
    Web Penetration Testing(OWASP Top 10 methodology) | Network Penetration testing | OWASP API Security | Mobile Vulnerability Assessment(iOS and Android) | Source Code Reviews(.Net, Java, PHP) | Vulnerability Assessment and Penetration Testing | SIEM team (Cloud(AWS and Azure) Security, File Integrity Monitoring and Event Monitoring, Endpoint Security and Encryption, Data Loss Prevention, Network Access Control, Threat Monitoring (Email Traffic and Malware Analysis), Privileged Access and Identity Management) Have 7+ years of experience in both black box and white box testing penetration testing. Perform VAPT (Vulnerability Assessment and Penetration Testing) services for web applications, networks, mobile; source code reviews; malware analysis; server hardening; and security analysis etc. Conduct penetration testing in a systematic approach. Follow the standard methodology of the industry like OWASP Testing Guide v4(OTGv4); SANS top 25; NIST SP 800-115; PCI DSS to perform penetration testing so that client can concentrate on their professions without worrying about security threats. Web Application Testing: Do web application penetration testing with the latest methodology like OWASP Top-10, SANS Top-25. Perform both manual and automated penetration testing for vulnerabilities like Injection flaws(such as SQL, NoSQL, OS, and LDAP injection etc),Broken Authentication, Sensitive Data Exposure,XML External Entities (XXE), Broken Access Control,Security Misconfiguration, Cross-site scripting(XSS), Insecure Deserialization, Using Components with Known Vulnerabilities,Insufficient Logging & Monitoring. Also, perform source code reviews for many technologies like Java, NET, PHP etc. Approach for Manual Web-Application Penetration Testing: Conduct manual testing with following controls: * Configuration and Deployment Management Testing * Identity Management Testing * Authentication Testing * Authorization Testing * Session Management Testing * Input Validation Testing * Testing for Error Handling * Testing for weak Cryptography * Business Logic Testing * Client Side Testing Tools that use for Automated Web Penetration Testing: Acunetix, Burp-Suite, Netsparker, Nexpose, Nikto, IBM AppScan, HP fortify, W3af etc. Network penetration testing: Provide both external and internal network Penetration Testing so that your Network Infrastructure is secured from the real world attacks. Do both manual and automated network penetration testing. Approach for Manual Network Penetration Testing: Manually check for IDS/IPS, Server, Networks switch, Network Router, VPN, Firewalls, Anti-virus, Password etc. Tools that use for automated network penetration testing: OpenVas, Wireshark, Nessus, Metasploit, Armitage, Scapy etc. Mobile Application Penetration Testing: Perform mobile applications application penetration testing with the latest OWASP methodology(MSTG). Performed both manual and automated penetration testing for vulnerabilities like Weak Server Side Controls, Insecure Data Storage, Insufficient Transport Layer Protection, Unintended Data Leakage, Poor Authorization and Authentication, Broken Cryptography, Client Side Injection, Security Decisions Via Untrusted Inputs, Improper Session Handling, Lack of Binary Protections. Tools: Burp-Suite, HP fortify, Dex2Jar, Apktool, framework-res.apk, iNalyzer. Source Code Reviews: Perform source code reviews for both front and back-end languages. Perform source code reviews standard methodology like OWASP top 10. Do manual and automated source code reviews for various web based security vulnerabilities like SQL injection, Cross site scripting (XSS), CSRF, RFI,LFI, Authentication bypass etc. Tools: CheckMarx, IBM Appscan source for analysis, Microfocus HP Fortify. Security Analysis and Server Hardening: Regularly check and maintain your systems, servers to ensure that they comply with the standards. Do hardening application checks the item automatically on a daily basis and monitors all critical networks and server components. We support various frameworks like CIS benchmarking for Desktops & Web Browsers, Mobile Devices, Network Devices, Servers – Operating Systems, Virtualization Platforms & Cloud etc. Social Engineering: Have experience in social engineering vectors: Vishing, Phishing, Smishing, Impersonation. Used the following social engineering cycle to conduct social engineering: Gather Information: Here Information gathered from company websites, social media and other publications. Plan Attack: Next step is outline how intends to execute the attack Acquire Tools: After planning, next include computer programs that an attacker will use when launching the attack. Attack: Exploit the weaknesses in the target system. Use acquired knowledge: Information gathered during the social engineering tactics is used in attacks such as password guessing. Tools: SET(Kali-Linux); GetGoPhish
    Featured Skill WebApp Pentesting
    Web Testing
    Information Security Audit
    Web Application Security
    Website Security
    Network Penetration Testing
    Software QA
    Security Analysis
    Internet Security
    Information Security
    Penetration Testing
    Vulnerability Assessment
    Network Security
  • $25 hourly
    • 5.0/5
    • (43 jobs)
    ⭐️Professional Penetration Tester 🔐Verified Ethical Hacker 💎eJPT Certified 🔎Are you looking for a highly skilled penetration tester to secure your Web applications, Mobile apps, APIs, and Networks, Systems from hackers? No worries! I am here. I am a Professional Penetration Tester and Ethical Hacker with 7+ Years of experience in Cybersecurity, Ethical Hacking and Penetration Testing. I have extensive experience in all types of pen-test, including black box, white box, and grey box. In my deliverables, you'll receive a professional penetration testing report detailing each vulnerability found, proofs-of-concept, and remediation to fix them😊. Don't leave it until it's too late. Secure your systems now to prevent hackers from misuse of your vulnerabilities. 🌟 My Penetration testing services, including: ✅ Web Application Penetration testing ✅ Mobile app (Android & IOS) penetration testing ✅ API Penetration Testing ✅ Network Penetration testing ✅ Cloud Penetration testing ✅ Ethical Hacking ✅ Vulnerability Assessment & Management ✅ Malware threats analysis ✅ Digital forensics investigation ✅ Vulnerability Assessment and Penetration Testing (VAPT) ✅ Pentest of any kind of SQL Injection, XSS, OWASP Top 10, 4000 other vulnerabilities ✅ Troubleshooting Server and Network issues 🌟 My Malware Removal services for WordPress and other CMS: ✅ WordPress Malware/Virus Removal and Security ✅ Recover Hacked WordPress website and Malware Removal ✅ WordPress Website Secure Migration ✅ Japanese or Pharma-Hacked SEO Spam Removal from Google Search ✅ Fix redirecting Fishing or spamming URLs ✅ Remove WordPress malware, malicious codes, backdoors, Shells, Viruses, Trojans and Backdoors. 🛠️ Expertise in Tools: Burpsuite Professional, Nessus Premium, Acunetix Pro, OWASP ZAP, Nmap, Postman, SQLMap, Metasploit, Netcat, Wireshark, Kali Linux, OpenVAS, Splunk, Mimikatz, Impacket python framework, and so on. Using these tools, I can extensively examine your applications, networks, and systems for vulnerabilities and provide thorough reports and suggestions for strengthening your security posture. Let me assist you in keeping your systems secure. 🌟 Why you choose me? ✅ Respect Deadlines: I always respect and honor timelines for my projects. Never take a lot of project at a time. This account is my lifetime asset so QUALITY FIRST! ✅ Client Reviews: I focus on providing value to all of my clients and earning their TRUST. ✅ Responsiveness: I am extremely responsive and keep all lines of communication readily open with my clients. ✅ Communication: I always maintain strong communications with my clients. ✅ Kindness: One of the main aspects of my life that I implement in every facet. Treating everyone with respect, understand all situations with empathy, and genuinely want to improve my client's situations. I am confident that you will be satisfied with the quality of work and value that you can expect from working with me. Thank you for taking the time to read my profile. 𝐈 𝐚𝐦 𝐣𝐮𝐬𝐭 𝐚 𝐦𝐞𝐬𝐬𝐚𝐠𝐞 𝐚𝐰𝐚𝐲 ! Click the green “Send Message” ✉️ button in the top right-hand corner. Thank you GM Salman A Mehbub
    Featured Skill WebApp Pentesting
    OWASP
    System Administration
    Network Penetration Testing
    Web Application Security
    Ethical Hacking
    Website Security
    WordPress Malware Removal
    Web App Penetration Testing
    Cybersecurity Management
    Security Assessment & Testing
    Application Security
    Information Security
    Malware Removal
    Vulnerability Assessment
    Penetration Testing
  • $45 hourly
    • 4.9/5
    • (41 jobs)
    I’m a Certified Penetration Tester (CPTS) with over 5 years of hands-on experience securing SaaS platforms, web applications, APIs, and cloud infrastructure (AWS, Azure, GCP). I’ve delivered 37+ successful pentesting and security projects, helping startups and enterprises protect their digital assets and meet compliance goals (NIST, SOC 2, OWASP, ISO 27001). ✅ What I Offer: Web Application Penetration Testing (OWASP Top 10, business logic flaws) API Security Assessments (REST, SOAP, GraphQL) Cloud Infrastructure Security (AWS/Azure/GCP hardening, IAM flaws, misconfigurations) Mobile App Penetration Testing (Android & iOS, using MobSF, Frida, etc.) Network Penetration Testing (internal/external assessments) DevSecOps Integration (security into CI/CD pipelines) Red Teaming & Social Engineering Malware Analysis & Reverse Engineering Compliance Support (NIST, SOC 2, ISO 27001 readiness) Free Retesting after fixes are made 🛠 Tools & Techniques Burp Suite Pro | OWASP ZAP | Nessus | Nmap | Wireshark | Metasploit | MobSF | Frida | Snyk | Nikto | Custom scripts 🧠 Why Clients Work With Me: Certified & Skilled – CPTS-certified with real-world experience Clear Reporting – Executive summaries + developer-ready remediation steps Proven Results – Delivered risk reductions and compliance-readiness reports Client-Focused – Direct communication, clean documentation, fast response Value-Driven – I go beyond reporting and help secure long-term infrastructure 🔐 Deliverables Include: Full Penetration Testing Report (Technical + Executive Summary) Step-by-Step Remediation Guidance Risk Ratings & Prioritization Free Retest (to validate fixes) Strategic Cybersecurity Consulting (if needed) 📬 Let’s secure your digital infrastructure before attackers exploit it.
    Featured Skill WebApp Pentesting
    Encryption
    Security Testing
    Security Analysis
    Ethical Hacking
    System Security
    Application Security
    Vulnerability Assessment
    Penetration Testing
  • $30 hourly
    • 5.0/5
    • (21 jobs)
    As a seasoned Penetration Tester, I have a proven track record of conducting and leading successful security audits, web application penetration tests, and red team engagements for a diverse range of clients. My experience ranges from working with multinational corporations with large-scale infrastructures to smaller companies seeking enhanced security measures for competitive advantage. As a security engineer, my day-to-day responsibilities revolve around leveraging my expertise in penetration testing, cyber security, and vulnerability assessment to identify and mitigate potential vulnerabilities. Through these experiences, I have comprehensively understood the prevailing technology stacks employed worldwide, allowing me to discern their security weaknesses with precision. ✅No hacking service - I do not provide any hacking services, and I will not engage in any activities that involve gaining unauthorized access to any accounts, systems, or social media platforms. Requests for such services will be declined. Working with me, you will: ★ Customized approach: I understand that every client's needs are unique, and I tailor my approach to meet your specific requirements. This ensures that you get the most comprehensive and effective security testing possible. ★ Timely delivery: I understand that time is of the essence when it comes to security testing, and I always deliver my reports on time, without compromising on quality. ★ Complete manual testing for your application and immediate notification if any high-impact issues are found. ★ Unlimited retesting for the fixed issues and unlimited revisions ★ Able to find critical bug classes that are often missed by automated pentests. Penetration Testing and Vulnerability Assessment Tools: Manual Testing: Burpsuite Professional, Nuclei, Ffuf, Nmap, Postman (API testing), C2 Framework, SQLmap, OWASP ZAP . Automated Testing: Acunetix, Nessus, Netsparker,Invicti Professional etc. Penetration testing service: 1. Penetration Testing Engagement: thorough manual and automated testing of all functionalities, including internal penetration tests and network infrastructure testing. Professional enterprise-grade software is used, such as BurpSuite Professional, Acunetix, and Nessus. 2. Professional Report and Statistics: A detailed report explaining the exploitation and discovery method of each vulnerability discovered, including proof-of-concept screenshots, full requests and responses, CVSS v3.0 standardized risk score, and impact. 3. Remediation Advice and Guidance: Remediation advice was provided for all security issues discovered, including guidance on how to fix the issues and warnings associated with the impact and risk of these vulnerabilities. 4. Asset Discovery: Active and passive methods are used to assess the digital footprint on the internet, including subdomain enumeration and service/port discovery. 5. Free Retest: Retest all vulnerabilities present in the report included in the price to ensure implemented security controls and/or fixes are working as intended. 6. OSINT Reconnaissance: gathering all valuable data about the company available on the internet, including any breached email addresses and related passwords available in cleartext on the internet. 7. Briefing and debriefing: Calls or meetings are available to discuss the scope of work, the focus of the penetration testing engagement, including all subdomains, black-box or white-box engagement, account requirements, preferred hours for load testing, and any other guidance required. Calls or meetings are available after the penetration test is completed to discuss the results of the engagement, the main issues and concerns regarding the security of the company, and any further clarification regarding any vulnerability and the associated impact or risk. ✅ The deliverable will be a professional penetration testing and vulnerability assessment report, which includes: ► Executive Summary ► Assessment Methodology ► Types of Tests ► Risk Level Classifications ► Result Summary ► Table of Findings ► Detailed Findings Each finding listed within the report will contain a CVSS score, issue description, proof of concept, remediation, and reference sections. ► Retest for issues (The vulnerabilities will be retested after they're fixed; multiple retests can be done to ensure the issues are remediated.)
    Featured Skill WebApp Pentesting
    Security Management
    Mobile App Testing
    Network Penetration Testing
    Ethical Hacking
    Web App Penetration Testing
    Security Testing
    Wireshark
    Nessus
    Penetration Testing
    Security Assessment & Testing
    Database Security
    Vulnerability Assessment
    Application Security
    Metasploit
  • $40 hourly
    • 5.0/5
    • (3 jobs)
    I am a Senior Application Security Engineer and Penetration Tester with extensive experience in cybersecurity. I specialize in penetration testing (black box, grey box, and white box), vulnerability assessments, and red teaming. I have a deep understanding of security vulnerabilities across various platforms and a proven track record of implementing effective mitigation strategies. Over the course of my career, I have performed thousands of penetration tests and worked with a wide range of tech stacks and programming languages. I've also discovered numerous critical vulnerabilities through bug bounty programs for renowned companies. You can explore my work and contributions through the following links: - Bug Bounty - Bugcrowd Profile Top 200 Worldwide: bugcrowd[dot]com/rootxravi - LinkedIn Profile: linkedin[dot]com/in/ravindra-lakhara-035509173/ - X (formerly Twitter) Profile: x[dot]com/RootxRavi - Personal Projects: - bountyadvice[dot]com - reconsage[dot]com I have completed over 100 successful projects across various sectors, including banking, government, insurance, healthcare, universities, and private companies. I am also skilled in providing security consultations and collaborating on technical software testing and environment assessments. Additionally, I am capable of managing and optimizing your company's Bug Bounty program to ensure vulnerabilities are reported and addressed effectively, strengthening your organization's security posture. Certifications: - CREST Registered Penetration Tester (CRT) - CREST Practitioner Security Analyst (CPSA) - OffSec Certified Professional (OSCP) - Certified Red Team Professional (CRTP) - Certified Red Team Analyst (CRTA) - Multi-Cloud Red Teaming Analyst (MCRTA - AWS/Azure/GCP) - eLearnSecurity Web Application Penetration Tester eXtreme (eWPTX) - eLearnSecurity Certified Professional Penetration Tester (eCPPT) - Certified Ethical Hacker (Practical) - EC-Council (CEH) - eLearnSecurity Mobile Application Penetration Tester (eMAPT) - eLearnSecurity Junior Penetration Tester (eJPT) My Services Include (but are not limited to): ✅ Web Security & Application Testing: - Web Application Penetration Testing (Black Box, Grey Box, White Box) - Mobile App (Android & iOS) Penetration Testing - API Security & Penetration Testing (REST, SOAP, GraphQL) - Thick Client & Desktop Application Penetration Testing - Source Code Reviews (Secure Code Audits) ✅ Network & Infrastructure Security: - Network Penetration Testing (Internal & External) - Active Directory (AD) Security Assessment - Cloud Security Assessments (AWS, Azure, GCP) - Cloud Audit & Configuration Review - Wireless Security Assessments - IoT (Internet of Things) Penetration Testing - Network Configuration & Firewall Rule Review - Infrastructure Security Assessments ✅ Red Teaming & Advanced Security Assessments: - Red Teaming & Adversary Simulation - Multi-Cloud Red Teaming (AWS, Azure, GCP) - Social Engineering (Phishing, Vishing, Smishing) - Physical Security Assessments & RFID Cloning - LLM (Large Language Model) Security Testing - OSINT (Open-Source Intelligence) Investigations - Attack Surface Management (ASM) ✅ Security Consulting & Risk Management: - Bug Bounty Program Management & Optimization - Security Awareness Training & Workshops - Security Policy & Compliance Audits (ISO 27001, SOC 2, PCI-DSS) - Risk Assessment & Threat Modeling - Incident Response Readiness & Tabletop Exercises - Secure SDLC Implementation & DevSecOps Integration I ensure that organizations are protected against both external threats (hackers, cybercriminals, APTs) and internal risks (insider threats, misconfigurations, weak security policies). I look forward to helping secure your platform, products, and APIs from both outsider and insider threats. I am flexible with budgets and committed to delivering high-quality, timely results.
    Featured Skill WebApp Pentesting
    Vulnerability Assessment
    Web Design
    Cybersecurity Tool
    Desktop Application Testing
    Network Security
    API Testing
    Bug Reports
    Cybersecurity Management
    Web App Penetration Testing
    Penetration Testing
    Bug Tracking & Reports
  • $70 hourly
    • 4.8/5
    • (123 jobs)
    "Excellent ethical hacker. Very prompt, knowledgeable, and comprehensive" "Working with Konstantin was a good experience. Well rounded security experience helped us with number of different issues." My business motto is "Nil Satis Nisi Optimum" ("Nothing but the best is good enough") - because I know you feel the same about your business! CompTIA Security+ and Pentest+ seasoned certified security expert. My main specialization is information security system design, audit, vulnerability assessment and solutions implementation. I have experience with cloud (AWS, GCP) and on-prem infrastructure security, Linux and Windows OS, Active directory infrastructure and many different tools and software for specific security needs. In my job, I follow the best practice, local laws and international standards such as ISO 27000 and NIST 800 families.
    Featured Skill WebApp Pentesting
    Network Penetration Testing
    Security Analysis
    Security Infrastructure
    Information Security Audit
    Internet Security
    Financial Audit
    System Hardening
    Compliance
    Web Application Security
    IT Compliance Audit
    Security Engineering
    Security Policies & Procedures Documentation
    Application Security
    Information Security
    Network Security
    Firewall
  • $18 hourly
    • 5.0/5
    • (14 jobs)
    Aside from doing Information Security and Compliance related works, I'm also constantly working on my marketing and sales skills. As you can see in my previous Upwork completed jobs, I specialized in ECommerce and business to business deals. I also do end-to-end sales processes, generating leads, drafting marking emails, and newsletters, and if needed I can also landing pages.
    Featured Skill WebApp Pentesting
    Security Management
    PCI DSS
    SOC 2 Report
    Due Diligence
    NIST SP 800-53
    Helpdesk
    GDPR
    HITRUST Common Security Framework
    HIPAA
    ISO 27001
    Gap Analysis
    Cybersecurity Management
    Business with 10-99 Employees
    Incident Response Plan
  • $20 hourly
    • 4.8/5
    • (103 jobs)
     A seasoned professional with over 18 years of experience in IT Strategic Planning, Budgeting, Project Management, Infrastructure Management, System Administration, Networking, and Team Management.  Demonstrated skills as Lead Auditor for ISO 27001:2005 ISMS for any medium to large scale organization.  Acknowledged for integrity, high professional standards, “big-picture” vision, & sensitivity to deliver projects within time & cost parameters.  Proven skills as Lead Auditor for ISO 22301:2012 Business Continuity Management Systems for any medium to large scale organization.  Conversant with setting up and maintaining entire WAN/ LAN, PABX Management and ITIL Stdd. Implementation.  Well-versed with analyzing network security needs, software/ hardware installation and other services.  Proficient in attending to various software and hardware problems, detecting the reason of malfunctioning and resolving various problems.  Change Recognized for tackling challenging issues and delivering innovative solutions that enhance system functionality and end-user productivity while meeting clients' budget and time constraints.  Expertise in attending to various networking issues, and resolving various problems; adept in fine tuning of networks and ensuring maximum performance.  Exceptional work ethic, routinely use available time to solve organisational problems, ability in multi-tasking and timely completion of all assignments.
    Featured Skill WebApp Pentesting
    Project Management
    ISO/IEC 20000
    Agile Software Development
    Helpdesk
    IT Management
    Business Continuity Plan
    Compliance Consultation
    ISO 27001
    ITIL
    GDPR
    SOC 2 Report
    Information Security
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