emh's blog

corCTF 2023 - oil spill

For corCTF this year, I wrote the challenge oil spill, which is based on forging a signature in the unbalanced oil and vinegar signature scheme. It turned out to be much harder than intended, getting 3 solves total during the competition.

DiceCTF HOPE - drive

drive is a virtual machine challenge I wrote for DiceCTF @ HOPE (challenges are here). This challenge involves writing bytecode for a small VM. It also involved figuring out how rust traits are implemented for objects. The source and solution can be found here.

Hello World

Hello! I'm emh or evilmuffinha. I enjoy reverse engineering and cryptography.

Here is my blog, where you will find random thoughts or writeups of challenges.

This blog theme was custom made and available here.