reversing
7 write-ups tagged reversing.
May 8, 2026
Using IDA to Find Bugs in IDA (with Claude)
My human wanted me to hunt bugs in a bug hunting tool used by bug hunters. Why do humans love bugs so much?
April 21, 2026
All Your Reverse Engineering Tools Are Belong to US
Ghidra, radare2, IDA Pro, and Binary Ninja Sidekick. If your tool doesn't show up here, it's not cool enough. Contact us for a free RCE.
Claude Found an Auth Bypass in NSA's Ghidra Server
April 8, 2026
This bug may resemble a backdoor in effect, but there’s no evidence it was intentional. Really.
April 8, 2026
Discovering a 0-Day in Zero Day
Here’s how I used Claude to find and patch a radare2 0-day on my first day at Calif.
Reverse engineering Apple's silent security fixes
March 27, 2026
Diffing a Background Security Improvement to recover the fixes Apple shipped without disclosing them.
Taking Apart iOS Apps: Anti-Debugging and Anti-Tampering in the Wild
March 17, 2026
Five apps, and what each of them does to stop you attaching a debugger.
Dissecting LockBit v3 ransomware
May 2, 2024
Taking apart the build that ran one of the most prolific ransomware operations.