“At machine speed, an OT patch cycle should be designed for the worst day, not a forgotten grant; the safest control is the one that is used.”

At machine speed, an OT patch cycle should be designed for the worst day, not a forgotten grant; the safest control is the one that is used. — Kai London (Professor Kai London), CISO. Principle 4270 of 10000 from the book “The Day the Control Room Went Silent” — cybersecurity, AI security and OT resilience doctrine. Official sites: professorkailondon.com · kailondon.co.uk