📢 Nominate (@Puliczek) as GitHub Star. If you appreciate his hard work and dedication to open source.
Hello, my name is Maciej.
I am 🧙 Software Engineer and 👾 Security Researcher ( 🏆 8 x Listed in Google's Hall of Fame (TOP-100) )
Welcome to my page; on my Github, you can find:
- Projects created by me
- Security writeups and CVE reported by me
- Tutorials around security and programming
📧 You can contact me on:

I am open to new opportunities.
🔎 You can find me on:

📜 Github stats:

I am 🧙 Software Engineer on full-time.
In my view, the best approach is to pick the tech that's just right for the problem.
Additionally, I enjoy expanding my knowledge, and because of that, I am open to learning new technologies and languages 🐱👓
My current technology stack:

Technology that I am using but just less

I am 👾 Security Researcher and 🔏 Bug bounty hunter in free time.
Discovered and reported several vulnerabilities in projects like Google Chrome, Microsoft Edge, or Opera.
Got 🏆 Listed in TOP-100 Google's Hall of Fame (Bug Bounty Hunters).
My BSc Thesis in computer science was about "Building remote administration tools (RAT) in Java and theory of botnets" - An application to control thousands of computers in a hidden way from a remote location.
⚔️ List of CVE reported by me:
CVE-2022-0337, CVE-2021-21123, CVE-2021-21129, CVE-2021-21130, CVE-2021-21131, CVE-2021-21172, CVE-2021-21141
