Scaling a Discord bot past the rate limiter
What actually breaks when a bot grows, and the sharding and caching decisions that fixed it.
Writeups
Notes & teardowns
Things I figured out, written down — mostly cryptography, reverse engineering, and what breaks at scale.
Building Mosaic-X: passwords made of pixels
Why I stopped trusting text passwords, and how visual cryptography bound to hardware fingerprints became a workable alternative.
Reading a binary you don't have source for
A practical walk through static and dynamic analysis, and the moment the control flow finally makes sense.