Jay Bosamiya Software Security Researcher

ctf


Exploiting Chrome V8: Krautflare (35C3 CTF 2018)

In this challenge, we had to obtain remote code execution, simply by exploiting a 1-day bug that forgot the difference between -0 and +0. This has probably been one of the most difficult, fun, and frustrating bugs I have ever exploited. Read more...

HITCON CTF 2018 - Lost Modulus

Last weekend was HITCON CTF 2018, and it was really awesome! I personally spent time on various super interesting challenges. Below is just one of them that I happened to solve on the first day. I found to be particularly interesting to solve since I never have had a chance to dive into any homomorphic encryption systems before. Read more...

33c3 2016 - Hohoho

This was a great challenge, and I learnt a lot, even though I ended up spending many hours (over 10 hours!) on it. Read more...