From the bridge
RSSPractical maritime compliance.
Plain-English writing for commercial operators — USCG rules, Sub M, STCW, cyber, and the free tools we built along the way. No regulatory fog. No SEO filler.
7 min read
USCG Engineering Exam Study Guide: What's Actually Tested
The engineering module on the USCG exam covers diesels, fuel and lube systems, pumps, and electrical basics. Here's what's tested, where people lose points, and how to study it efficiently.
#exam-prep#engineering#mmc#uscg
11 min read
We Left a Demo Backdoor Open in Production for 30 Days. Here's the Seven-Layer Fix.
On 2026-04-16 we shipped a demo login to production with a hard-coded test/test credential. We caught it on 2026-05-16. Anyone who guessed the URL had full admin access for thirty days. This is the timeline, the root cause, and the seven-layer fix — written for the engineers who'll inherit this codebase, not the lawyers.
#security#post-mortem#incident#engineering