Zack Orndorff

Overview I had a great time playing quals this year with Shellphish.

(If you just want the solution, and not the story, skip down to “Emulating MLIL on z3”) Introduction This year was Samurai’s third time playing Hack A Sat’s (HAS) quals round.

DEF CON CTF 2021 Quals baby-a-fallen-lap-ray writeup Outline: Introduction First impressions Architecture reversing Binary Ninja plugin development Reverse engineering the actual challenge Exploiting the challenge Commentary about tooling Other writeups I…

Introduction I had the opportunity to compete in the CSAW CTF Finals 2018 for a second year in a row, with the UMBC Cyber Dawgs.

Introduction I recently had the opportunity to compete in the CSAW CTF Finals with the UMBC Cyber Dawgs.

So if you’re here, you’re probably one of three types of people.

So I wrote a blog post about my process of creating my March Madness bracket last year, so I figure this year I’ll revisit it and explain what I changed.

I’m just okay at picking basketball brackets.

As I thought about setting up my website and email, I wanted to have a way to give out disposable email addresses.

Welcome to WordPress.