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Hello, my name is Maciej.

I am 🧙 Software Engineer and 👾 Security Researcher ( 🏆 Listed in Google's Hall of Fame)

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.

Mostly I work in Microsoft stack, but I believe that the best way is to choose technology for the specific problem.

Additionally, I enjoy expanding my knowledge, 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 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" - 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