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Blog

Posts of writeups, hacking and other. Sorted chronologically.

Message store - DiceCTF 2026

April 24, 2026

Exploiting a Rust executable with an OOB index into a function pointer table via stack pivoting and ROP

CTFPWNRUST

Bytecrusher - DiceCTF 2026

April 24, 2026

A Ret2Win CTF pwn challenge that leverages OOB read to leak the canary and pie

CTFPWNRET2WIN

backdoor - UniVsThreats 25 CTF

May 17, 2025

A client-side CTF web challenge that leverages XSS and SSRF to exploit the CDP to read local files

CTFWEBCLIENT-SIDECHROME

Scanning the North Korean internet

November 9, 2021

A small research on the north korean internet and monitoring of their assets

RESEARCH

Stegbrute - Fast Steganography brute-force tool

July 23, 2020

a fast and simple steganography brute-force tool written in rust

TOOLS