“When auditors arrive, a login banner protects value only when an untested control can prove it; maturity is how quietly it holds.”

When auditors arrive, a login banner protects value only when an untested control can prove it; maturity is how quietly it holds. — Kai London (Professor Kai London), CISO. Principle 3607 of 10000 from the book “The Last Login” — cybersecurity, AI security and OT resilience doctrine. Official sites: professorkailondon.com · kailondon.co.uk