Security Research · CTF Writeups · Offensive Notes

Notes from the offensive side.

Writeups, research, and technical notes from a Senior Security Consultant and competitive CTF player based in Singapore.

06
Web Pentesting

NoSQL Injection

NoSQL databases don’t use SQL, but they’re still injectable. MongoDB is the most common target — its query operators can be injected through JSON or URL paramet…

3 min read
07
Tools & Cheatsheets

ffuf Fuzzing Guide

ffuf (Fuzz Faster U Fool) is the fastest web fuzzer available. This guide covers every use case from basic directory brute-forcing to advanced parameter discove…

4 min read
08
Web Pentesting

CSRF Techniques & Bypass

CSRF tricks a victim’s browser into making authenticated requests to another site without their knowledge. It’s most valuable when combined with state-changing …

3 min read