SCADA security

OT pentest Purdue model zones with guardrails

How to Pentest OT Networks Without Halting Production

Post author:Prabhu Kalyan Samal
Post published:September 5, 2026
Post category:Cloud & Infrastructure Security

Oldsmar proved an intruder can move a plant setpoint from a browser tab. This is the safe method: passive-first discovery, read-only active testing, writes proven on clone benches, and findings ranked in downtime currency — not CVSS.

Oldsmar Water Plant Hack: The Five-Minute SCADA Wakeup Call

Post author:Prabhu Kalyan Samal
Post published:September 3, 2026
Post category:Cloud & Infrastructure Emerging Tech & Architecture Security

A remote intruder raised a Florida treatment plant’s lye setpoint from 100 to 11,100 ppm and an operator watching the screen reverted it in minutes. The incident file on shared passwords, exposed TeamViewer, and why OT security failed at a municipal water utility.