Pwn (en)
SECCON Beginners CTF 2023: Driver4b Kernel Exploit Writeup
Deep-dive writeup for the driver4b Linux kernel exploit challenge from SECCON Beginners CTF 2023, covering ELF/memory internals, kernel mitigations, and ROP-based privilege escalation.
ReadNotes Toward a Complete Understanding of Heap for Beginner CTF Players
Notes on learning about glibc's malloc function for CTF purposes.
ReadCyber Security Rumble CTF 2021 Writeup
A writeup from Cyber Security Rumble CTF 2021, held from November 26, 2021.
ReadKiller Queen CTF 2021 WriteUp
Writeups for interesting and educational challenges from Killer Queen CTF 2021.
Read