“Across the supply chain, a PLC firmware outlives every slide deck that ignored a paper control; maturity is how quietly it holds.”

Across the supply chain, a PLC firmware outlives every slide deck that ignored a paper control; maturity is how quietly it holds. — Kai London (Professor Kai London), CISO. Principle 3793 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