★ binary exploitation notes     ★ CTF writeups and lab logs     ★ RMIT Vietnam · IT Year 2     ★ small experiments, documented clearly     ★ RSS available · no analytics     ★ binary exploitation notes     ★ CTF writeups and lab logs     ★ RMIT Vietnam · IT Year 2     ★ small experiments, documented clearly     ★ RSS available · no analytics    
security notes and lab logs

Phạm Minh Đạt
studies systems,
writes things down.

Binary exploitation, CTF writeups, and notes from learning offensive security.

latest
banned_bytes: ROP chain khi byteset bị filter

Challenge filter một số byte trong địa chỉ gadget, nên chain trực tiếp không ổn định. Ghi chú này đi qua hướng XOR-encode payload, đặt decoder stub vào BSS, rồi chuyển luồng thực thi sang đó.

now
current
Working through binary exploitation notes
Helping run CTF activities at RMIT
Reading how2heap and old writeups
Writing clearer postmortems after solves
recent CTFs
TBCTF 2025Jun
BYUCTF 2026May
picoCTFongoing
projects
RMIT CTF Programrunning
NCT Workshopdone
Personal notes siteiterating