Blog

Notes on how we work, what we pay attention to, and why we chose passive scanning.

What PatchCheckup checks — and what it deliberately doesn't

A plain-language breakdown of our scanning scope, so you know exactly what a "clean" result does and doesn't mean.

Why we chose passive-only scanning

Why PatchCheckup never exploits, brute-forces, or logs in — even though it would make the tool "more thorough."