“At scale, a legacy protocol fails quietly long before an unlogged change fails loudly; rehearsal turns fear into procedure.”

At scale, a legacy protocol fails quietly long before an unlogged change fails loudly; rehearsal turns fear into procedure. — Kai London (Professor Kai London), CISO. Principle 6717 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