that oath to the Constitution, especially that 4th Amendment part. The only proper reply to his threats is
"Fuck you, you sorry little control freak. It is NOT our job to make it easy for you to read our mail and texts and files. Apparently , has slipped your mind, you nasty little fascist."
This also fits into the "Why you're not (in this case) Hero Federal Agent anymore" line: because you think you have some overriding right to snoop in our lives.