sahermØhamed

About

Offensive Security Engineer / Offensive Tool Developer

Penetration tester with hands-on experience in web, mobile, and network security testing. Skilled in identifying vulnerabilities and developing Python-based hacking tools. Solid backend understanding of APIs, databases, and server-side logic, enabling insight into full-stack security flaws.

This blog is my public knowledge base, documenting techniques, CTF writeups, and research notes from real-world engagements and lab work. Everything written here comes from hands-on experience, not theory.

Career

Work experience

Dec 2025 — Mar 2026

Offensive Security Engineer Internship

Cyber Force LLC Sheraton, Egypt

  • Collaborated with senior penetration testers on real-world client engagements and security assessments.
  • Performed internal and external network vulnerability scans and penetration testing.
  • Conducted security tests on websites and mobile applications for large Egyptian financial companies.

Feb 2025 — May 2025

Penetration Testing & Ethical Hacking Internship

National Telecommunication Institute (NTI) Smart Village, Egypt

  • Conducted web application security assessments with Burp Suite, OWASP ZAP, and manual testing techniques.
  • Performed network vulnerability scans and penetration testing using Nmap, Metasploit, and custom Python scripts.
  • Gained hands-on experience with ethical hacking methodologies and industry-standard penetration testing frameworks.

Selected work

Projects

  • PentestMgr

    Completed

    A self-hosted Flask penetration test engagement management platform built for offensive security professionals.

    Tools: python, flask, sqlite, html, css

    GitHub Live demo

Credentials

Certificates

  • HTB Certified Penetration Testing Specialist | CPTS

    Hack The Box

    October 2026

    Certificate ID No. HTBCERT-B5680C76A0

    Verify certificate

  • Mobile Application Penetration Tester | eMAPT

    INE Security

    October 2026
    Verify certificate

Certificate preview