Writeup for Analog Nostalgia from 0xFun CTF 2026. An easy forensic challenge involving extracting an image from a VGA raw signal capture.
Writeup for Bank Heist from BITSCTF 2026. A hard blockchain challenge exploiting missing program_id checks in CPI verification.
Writeup for Super DES from BITSCTF 2026. An easy crypto challenge involving a triple DES implementation vulnerability.
