sudo help -m 'Forensics??': A Guide to Linux Forensics

It's 2 AM. Your fans are spun up like a jet on takeoff, dmesg is screaming, and the daemon you trusted is now PID 1's problem child working for someone else. In high-consequence environments, modern threat actors carry a whole deck of anti-forensic tricks built to gaslight your IR team. ps says everything's clean, top looks calm, and meanwhile your filesystem is quietly getting dd'd into ash.