It was the first that Schiff, then the top Democrat on the House Intelligence Committee, had ever heard of it.
Two years later, Schiff says that breakdown is still emblematic of the disjointed effort among government agencies, Congress and private companies as they try to identify and address foreign election interference.
Most of the hacking attempts by Russian, Chinese and Iranian agents were halted by Microsoft security software and the targets notified.
The current director of national intelligence, John Ratcliffe, a close Trump ally, tried to end most in-person election security briefings — a decision he later reversed after criticism from lawmakers from both parties.
Lawmakers say that in restricting what's given to Congress, the administration is effectively restricting what it tells the public about election security and misinformation.