Mesbaul I.

Penetration Tester | Security Expert | CEH | C)VA | ISO 27001 LA

🔐 Certified Penetration Tester | Web, Mobile & API Security Expert | CEH | ISO 27001 LA I’m Mesbaul Islam, a cybersecurity professional with over 4+ years of hands-on experience in penetration testing and vulnerability assessments across web apps, mobile apps (Android/iOS), APIs, and internal/external networks. I’ve successfully completed 300+ security assessments for clients in finance, telecom, e-commerce, and SaaS, helping organizations identify and fix critical security flaws before attackers can exploit them. 🛡️ Services I Offer: ✅ Web Application Penetration Testing (OWASP Top 10) ✅ Mobile Application Security Testing (Android & iOS) ✅ API Penetration Testing (REST, GraphQL, SOAP) ✅ Network and Infrastructure Penetration Testing ✅ Server Security Assessment & Hardening ✅ Security Report Writing for Audit/Compliance ✅ Digital Forensics & Incident Investigation ✅ Training on VA/PT tools and methodologies 📄 Deliverables You Get: ✓A professional, easy-to-read report with all findings ✓Proof of concept (PoC) for vulnerabilities ✓Actionable remediation tailored to your systems ✓Support during audits or developer discussions 🎓 Certifications: 🏅CEH – Certified Ethical Hacker (EC-Council) 🏅ISO 27001:2022 Lead Auditor 🏅C)VA – Certified Vulnerability Assessor (mile2) 🏅CNSP – Certified Network Security Practitioner 🏅Digital Forensics Essentials – EC-Council 📘 Methodologies: OWASP, NIST 800-115, PTES, ISO 27001, MITRE ATT&CK®, CIS Benchmarks 🧰 Tools I Use: Burp Suite Pro, Nessus, Nmap, Acunetix, SQLMap, MobSF, Wireshark, Metasploit, John the Ripper, Hashcat, Kali Linux, custom Python tools I believe in clear communication, transparent results, and building long-term client relationships. Whether you're a startup securing your MVP or an enterprise strengthening compliance, I’m here to help you stay secure. 📬 Let’s connect to discuss your security needs — your protection is my priority.