“A legacy controller must see it, trust it, hand it back, and prove it — because an unverified input can move the physical world.”

— Professor Kai London, CISO.

Quote card by Professor Kai London reading 'A legacy controller must see it, trust it, hand it back, and prove it — because an unverified input can move the physical world.'. From the book The Day the Control Room Went Silent.
Quote card by Professor Kai London reading 'A legacy controller must see it, trust it, hand it back, and prove it — because an unverified input can move the physical world.'. From the book The Day the Control Room Went Silent.

A legacy controller must see it, trust it, hand it back, and prove it — because an unverified input can move the physical world. — Kai London (Professor Kai London), CISO. Principle 998 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

Related: Principle 3498 Principle 5998 Principle 8498

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