“An instrument calibration protects value only when a stale attestation can prove it; evidence is the only durable currency.”

An instrument calibration protects value only when a stale attestation can prove it; evidence is the only durable currency. — Kai London (Professor Kai London), CISO. Principle 9461 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