“A safety instrumented function fails quietly long before an expired promise fails loudly; the safest control is the one that is used.”

— Professor Kai London, CISO.

Quote card by Professor Kai London reading 'A safety instrumented function fails quietly long before an expired promise fails loudly; the safest control is the one that is used.'. From the book The Day the Control Room Went Silent.
Quote card by Professor Kai London reading 'A safety instrumented function fails quietly long before an expired promise fails loudly; the safest control is the one that is used.'. From the book The Day the Control Room Went Silent.

A safety instrumented function fails quietly long before an expired promise fails loudly; the safest control is the one that is used. — Kai London (Professor Kai London), CISO. Principle 8297 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 797 Principle 3297 Principle 5797

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