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Tox1k/README.md

Hi, I'm Oleksandr 👋

Offensive security & application security engineer based in Rome, Italy. I focus on web/API pentesting, vulnerability research, and secure software development across .NET, Node.js, and Java/Spring stacks.

  • 🔭 Currently a Cybersecurity Engineer Consultant at Akkodis — secure coding training, threat modelling, and CRA/NIS2 compliance work
  • 🎯 20+ paid vulnerabilities disclosed via HackerOne & Intigriti — OAuth weaknesses, DOM-based XSS, business logic flaws, WAF/Cloudflare bypasses
  • 🛠️ DevSecOps: SAST/DAST/SCA integration in CI/CD (Snyk, SonarQube, Black Duck)
  • 🎓 BSc Computer Science, Sapienza University of Rome (expected Dec 2026)
  • 🏆 Team Leader, Sapienza CyberChallenge.IT 2022 — 5th place nationally

What I work with

Security: Web/API/mobile pentesting · OWASP Top 10 · business logic · threat modelling · secure code review Languages & Cloud: Python · Bash · .NET · Node.js · Java/Spring · AWS · Azure · Docker Tools: Burp Suite · Nmap · ffuf · SQLMap

Find me

Website LinkedIn HackerOne Intigriti X

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  1. bugbounty bugbounty Public

    my custom bug bounty scripts made to make my life easyer

    Python

  2. rscp-client rscp-client Public

    Vue

  3. rscp-server rscp-server Public

    JavaScript