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Is your digital infrastructure secure against today's sophisticated threats? I specialize in identifying and mitigating security vulnerabilities before they can be exploited. With a focus on real-world penetration testing and comprehensive malware cleanup, I ensure your systems are robust and resilient. 🛠️ Services I Provide: Web & API Penetration Testing: Combining manual and automated techniques to uncover vulnerabilities. WordPress Security & Malware Removal: Protecting your site from threats and ensuring smooth operation. Network & Server Vulnerability Scanning: Utilizing tools like OpenVAS and Wireshark for thorough assessments. Compliance-Oriented Security Assessments: Ensuring adherence to standards such as PCI-DSS and ISO 27001. Email Setup & Security Hardening: Securing communications with platforms like Gmail, Hostinger, and SendGrid. 📈 Highlights: 4+ Years Experience | CEH Certified 20+ Projects Delivered with 5-Star Ratings Expertise in OWASP Top 10, CVSS, and MITRE ATT&CK Post-audit Guidance and Remediation Support 100% Confidentiality | NDA-Friendly I am committed to delivering high-quality security solutions tailored to your needs. Let's work together to fortify your digital presence.

I'm a DevOps Engineer with experience as a network engineer. I've worked with the following providers AWS, GCP, Digital Ocean, Hetzner. I'm familiar with Docker and Kubernetes, and for automation I mainly use Ansible and Bash. My main OS that I've worked with on servers is Linux (Ubuntu, Debian, RHEL). I can help with most networking tasks either on cloud (VPCs, subnets, routing) or on-premises. Basic networking tools such as iptables, nftables, tc, and of course ip route. I'm familiar with VPN protocols and have used it as a server and client Such protocols are: Wireguard, OpenVPN, IPSEC/IKEv2 (StrongSwan/Libreswan), SoftEther.

I am a Registered Penetration Tester & Ethical Hacker holding OSCP, CRTP, CEH, and CISSP certifications. I design custom tools and scripts for penetration testing and work extensively with Kali Linux. I perform comprehensive manual testing using Burp Suite, Metasploit, Nmap, SQLMap, Wireshark, and industry-standard frameworks. I safely develop, test, and modify exploits based on target environments. I currently work as a full-time security consultant specializing in penetration testing and vulnerability assessment across web applications, APIs, cloud infrastructure, and mobile platforms. I help organizations identify real, exploitable security risks through black-box, grey-box, and white-box testing methodologies. I have proven experience identifying critical and high-risk vulnerabilities across banking, telecom, insurance, government, SaaS, healthcare, and EdTech platforms. My work has led to multiple zero-day discoveries and CVE records in widely used products, including SHAREit, Upwork Time Tracker, and Avast Anti Virus. I bring 6+ years of hands-on experience as an information security professional. I have led and executed hundreds of penetration tests, VAPT engagements, red team operations, and security audits. My experience spans large enterprises with thousands of assets as well as startups seeking strong security foundations. I have deep expertise in assessing network security, cloud infrastructure (AWS, Azure), API security, web application security, and mobile application penetration testing (iOS and Android) across modern technology stacks. Core Competencies: • Web & Application Security: OWASP Top 10, authentication & authorization, access control, session management, business logic flaws, IDOR/BOLA, injection vulnerabilities • API Security: GraphQL, REST, OWASP API Top 10, OAuth/OIDC, SSO/SAML, token misuse, microservices • Cloud & Infrastructure: AWS (IAM privilege escalation, EC2/EKS, Lambda, S3, VPC, CloudTrail/GuardDuty), Azure, container/Kubernetes security • Specialized: AI/LLM security, mobile app security, thick client, admin panel security • Network: Internal AD testing, external penetration testing, lateral movement Working with me, you receive: ★ Actionable Deliverables: Detailed penetration test reports with executive summaries, risk severity classification (Critical/High/Medium/Low), CVSS scoring, proof of concept (PoC) with screenshots and logs, clear remediation recommendations, and impact analysis ★ Comprehensive Manual Testing: Complete hands-on security assessment (not automated scans) with immediate notification of high-impact exploitable issues ★ Customized Approach: Tailored testing for compliance needs (HECVAT, HIPAA, FERPA, Amazon SP-API,GDPR ,SOC2 ,ISO27001 ,PCIDSS), third-party security reviews, or proactive security hardening ★ Clear Communication: Developer-friendly reports and direct collaboration with engineering teams and non-security stakeholders ★ Timely Delivery: Comprehensive reports delivered on time without compromising quality ★ Unlimited Retesting: Vulnerability retest and fix validation included ★ Critical Bug Discovery: Proven ability to identify attack chains often missed by automated pentests My Track Record: ✅ Top-rated in information security and IT compliance ✅ Saved clients tens of thousands by identifying critical vulnerabilities before attackers ✅ Ranked Top 50 at multiple bug bounty programs ✅ Multiple CVE discoveries and responsible disclosures ✅ Professional certifications: OSCP, CISSP, CEH, CRTP ✅ Experience across SaaS, healthcare, EdTech, e-commerce, fintech, and enterprise ✅ Supporting all time zones for immediate-start and ongoing engagements Report Deliverables Include: ► Executive Summary & Attestation Letter (for compliance documentation) ► Assessment Methodology & Scope ► Risk Severity Classification with CVSS scores ► Detailed Findings: CVSS score, technical description, proof of exploitation (screenshots, request samples, logs), reproduction steps, impact analysis, and fix-ready remediation recommendations ► Retest Report: Multiple validation rounds included My Expertise: ★ Web Application Penetration Testing (OWASP Top 10) ★ API Security Testing (REST, GraphQL, OWASP API Top 10) ★ Cloud Security Assessment (AWS, Azure - IAM, containers, serverless) ★ Mobile Application Penetration Testing (iOS, Android) ★ AI/LLM Security Testing ★ Internal Active Directory and External Network Penetration Testing ★ Vulnerability Assessment and Penetration Testing (VAPT) ★ Backend API and Microservices Security ★ Thick Client Penetration Testing ★ Security Audits for SaaS, Healthcare, EdTech, E-commerce ★ Third-Party Security Reviews and Compliance Testing ★ Production Environment Security Assessment ★ OSINT Assessment Sound like a fit? 🟢 Press '...' button and then 'Send Message' button in the top right-hand corner

🚨 If your application, SaaS platform, or cloud environment has never undergone a professional security assessment, you may have unknown vulnerabilities that attackers can exploit. I’m a Certified Penetration Tester and Ethical Hacker providing Vulnerability Assessment and Penetration testing (VAPT) services for web applications, APIs, cloud infrastructure, mobile apps, SaaS platforms, and network environments. My goal is not just to find vulnerabilities — but to help you understand real security risks and fix them effectively. I perform manual penetration testing supported by professional security tools to identify exploitable weaknesses such as authentication flaws, privilege escalation paths, injection vulnerabilities, and business logic issues. You will receive a clear and actionable security report that helps developers resolve issues and allows management to understand the real business impact. 🎯 My Services - Vulnerability Assessment & Penetration Testing (VAPT) - Web Application Penetration Testing (OWASP Top 10) - API Penetration Testing (REST, GraphQL, authentication flaws, IDOR, injection) - Cloud Infrastructure Security (AWS, Azure — misconfigurations, IAM, exposed services) - Network Penetration Testing (internal & external) - Mobile Application Security (Android & iOS) - SaaS Platform Security & Penetration Testing (multi-tenant logic, RBAC, privilege escalation) - CMS Security (WordPress, Laravel, custom apps) - Retesting after remediation 📋 What You Will Receive A clear, structured security report designed for both technical teams and business stakeholders, including: • Executive summary for management and decision-makers • Detailed vulnerability findings with severity ratings • CVSS scoring and risk prioritization • Proof-of-concept evidence (screenshots, request/response captures) • Business impact explanation for each issue • Step-by-step remediation guidance for developers • Retesting validation after fixes are applied • Reporting that can support ISO 27001 and SOC 2 compliance preparation 🏆 Certifications - Certified Ethical Hacker Practical — EC-Council - eLearnSecurity Junior Penetration Tester (eJPT) — INE - Certified API Penetration Tester — APISec University - IBM Cybersecurity Analyst - Cisco Verified Ethical Hacker - ISO 27001:2022 Lead Auditor 🛠️ Tools I work with Burp Suite Pro, OWASP ZAP, Nmap, Nessus, Metasploit, MobSF, Wireshark, Postman, and custom Python/Bash scripts and so on. Whether you're preparing for a security review, compliance audit, or investor due diligence, I can help you understand your attack surface and security risks. 📩 Send me your scope or asset list and I’ll help you determine the best testing approach.

Network & Security Engineer (CCNP) | Network Administration | MikroTik (MTCNA) | Fortinet | pfSense | VPN | Firewall | Monitoring | IT Support | Windows server I help businesses design, troubleshoot, and secure reliable networks so operations stay stable and risk stays low. I’m a hands-on Network & Security Engineer with 9+ years of experience delivering real-world solutions across Cisco, MikroTik, Fortinet, pfSense, VPNs, and monitoring. I focus on scalable, documented, long-term fixes (not temporary patches), and I communicate clearly throughout the project. What I can help you with • Network Design & Troubleshooting (LAN/WAN/Wi‑Fi): routing, switching, VLANs, inter-VLAN routing, performance tuning, site-to-site connectivity • Firewall Setup & Hardening: Fortinet / pfSense / Cisco ASA, NAT, security policies, segmentation, best practices • VPN Setup: IPsec / SSL / Site-to-Site / Remote Access, user access control, multi-site tunnels, secure remote work • MikroTik RouterOS Services: routing, firewall, bandwidth/QoS shaping, ISP/WISP setups, wireless optimization, network troubleshooting • Server & Virtualization Support: Windows/Linux administration, VMware / Hyper‑V (support, integration, migrations) • Cloud Support: AWS / Google Cloud (GCP) connectivity, migration support, hybrid networking • Monitoring & Alerts: PRTG / Zabbix, dashboards, alerts, proactive issue detection Example results delivered • Ransomware recovery + security hardening: recovered 91% of encrypted files and implemented protective controls • Multi-site network (50+ employees): reduced downtime 87% and saved $15,000/year through optimized architecture • Secure VPN rollout (3 countries): enabled remote work for 30+ users across multiple locations How I work • Quick assessment → clear plan → controlled changes → testing → full documentation • Secure-by-default approach and clean, maintainable configurations • Available for one-time projects, ongoing managed services, and urgent troubleshooting Send me a short summary of your environment (devices, number of sites/users, ISP links, current issues/goals), and I’ll reply with a practical plan and next steps.

IT Consultant: Infrastructure Design, Security, and Systems Automation I've provided secure, scalable, and maintainable systems for enterprises, research institutions, and media companies. My focus is on reducing technical debt and hardening infrastructure against modern threats through tailored, professional-grade solutions. I am currently offering competitive introductory rates for new clients to establish long-term partnerships on the platform. Professionally Licensed and Insured. Core Capabilities Systems and Security Windows, Linux, and Unix administration, hardening, firewalls, and VPN integration. Expertise in mail servers (Postfix, Exim, Sendmail), DNS (BIND), and deployment via Ansible. Full CI/CD pipeline management (GitLab, Jenkins) and incident response planning. Web and Applications High-performance configuration for Apache and NGINX, reverse proxies, WordPress, and Drupal. Specializing in seamless patching and performance optimization. Data and Cloud Database administration, ETL pipelines, and analytics workflows. AWS cloud architecture and complex migrations. Specialized Experience * Digital Forensics and Incident Response (DFIR). * High-performance computing (HPC) and scientific research systems. * OEM hardware diagnostics and remote troubleshooting. * Big-data email infrastructure and advertising pipelines. Certifications Active: AWS CCP, Linux+, SecurityX Technical Background: RHCE, MCP, CySA+, AWS Solutions Architect, Fortinet NSE -- UMA Summary follows -- A skilled CyberSecurity Admin specializing in IT security audits, incident response, and network infrastructure optimization. Successfully conducted security assessments for email and website vulnerabilities [1] and implemented DDoS protections for gaming servers [2], showcasing capabilities in threat mitigation and security hardening. Proficient in systems administration, network security, and vulnerability assessments, applying these skills to create secure, scalable solutions for complex environments. Expertise in automation tools, firewall configuration, and database management rounds out their capabilities. Show less Generated by Uma, Upwork’s Mindful AI, from completed jobs Skills used Information Security Audit Network Administration Network Equipment Network Security Vulnerability Assessment