It was electricity, gas, oil and water back then. But when Congress passed and President George Bush signed the USA Patriot Act of 2001, those and a lot other sectors got bundled into critical infrastructures and suddenly inherited a more intense security profile.
The shared government-private sector goal: that any physical or virtual disruption of the operation of the critical infrastructures of the United States be rare, brief, geographically limited in impact, manageable, and minimally detrimental to the economy, human and government services, and national security of the