Cyber security analyst and STM32 embedded/OT engineer. Daily threat briefs, detection labs and write-ups.

OpenSSH 'SSHole' exploited within hours, WordPress Core flaw in KEV, SonicWall SAML MFA bypass, Zyxel switch zero-day, plus OT advisories.

Cyclic Redundancy Checks (CRCs) are short, fixed-length checksums used to detect accidental changes to data. They’re common in networking, storage devices, and embedded systems, as well as in certa...

TTL and Nmap for OS Discovery Hey There, Security Explorers! Ever been curious about what operating system (OS) is running on a target machine, but not sure where to start? One of the coolest tri...