“When budgets tighten, a safety instrumented function fails quietly long before a comforting metric fails loudly; trust compounds when proof repeats.”

When budgets tighten, a safety instrumented function fails quietly long before a comforting metric fails loudly; trust compounds when proof repeats. — Kai London (Professor Kai London), CISO. Principle 5364 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