I found the premise of this show exciting. Our nation's critical infrastructures such as 
telecommunications, energy, banking and finance, transportation, water systems and emergency services used to be physically separate systems. In recent years though these infrastructures have become more automated and interlinked…

Linchpin Analysis is a real CIA term. It was started in the early 90's to give muscular terms to analysis reports - variables are drivers and hypotheses are linchpins.