TestOut Score Tampering: When Client-Side Trust Fails
Security research · October 24, 2025
Walkthrough of how TestOut trusted client-side scores, why a compression helper made tampering easy, and the fixes they need to ship.
Field notes on shipping projects, breaking things, and securing them again.
This is where I stash play-by-play notes on what I am building, breaking, and fixing. Expect security writeups, launch debriefs, and whatever engineering rabbit hole I fall into next.
If you want a ping when something new ships, reach out. Otherwise, drop back in from time to time.
Security research · October 24, 2025
Walkthrough of how TestOut trusted client-side scores, why a compression helper made tampering easy, and the fixes they need to ship.
More posts are on deck. Got a topic you want to see here? Let me know.