BSidesSF CTF: Hard reversing challenge: Chameleon

For my third and final blog post about the BSidesSF CTF, I wanted to cover the solution to Chameleon. Chameleon is loosely based on a KringleCon challenge I wrote (video guide), which is loosely based on a real-world penetration test from a long time ago. Except that Chameleon is much, much harder than either.

BSidesSF CTF: Easy to hard Rust reversing challenges

As mentioned in a previous post, I was honoured to once again help run BSidesSF CTF! This is going to be a quick writeup for three challenges: config-me, rusty1, and rusty2. All three are reversing challenges written in Rust, although the actual amount of reversing required is low for the first two.

BSidesSF CTF: Difficult reverse engineering challenge: Gman

Once again, it was my distinct privilege to be a BSidesSF CTF organizer! As somebody who played CTFs for years, it really means a lot to me to organize one, and watch folks struggle through our challenges. And more importantly, each person that comes up to us and either thanks us or tells us they […]