Walkthrough and solution for the m0unt41n challenge 'whiteboard', covering an unsigned integer overflow that allows access to a hidden note.

Writeup for HackTheBox Machine 'TwoMillion'

Writeup for HackTheBox Machine 'Caps'

Writeup for picoCTF 2022 'Keygenme' using Ghidra and GDB

Writeup for picoCTF 'Even RSA Can Be Broken' — exploitation of RSA weaknesses using ciphertext attacks and number-theoretic techniques.

Solutions and walkthroughs for OverTheWire Natas levels 16–20.

Solutions and walkthroughs for OverTheWire Natas levels 11–15, focusing on encryption, XOR, known-plaintext attack, and SQL injection.

Solutions and walkthroughs for OverTheWire Natas levels 6–10.

Writeup for picoCTF 'PIE TIME' — binary exploitation focused on Position Independent Executables (PIE).

Writeup for picoCTF 'Transformation' — reverse engineering and forensic techniques for Unicode/encoding challenges, with Python examples.