You’re assuming that there is a kernel of truth to this story. I’m guessing that this operation was planned and executed on a strict “need to know” basis; there wouldn’t have been many pizza parties at the Pentagon last night.
I would hope this was only fiction, but sometimes, our top agencies tend to become a little careless when it comes to dealing with group purchases.
It;s ‘Just Pizza’ but some time ago, there was the report of a cyberattack on AT&T, which resulted in the theft of call records belonging to various customers, including several FBI Agents.
Unencrypted messaging apps can be vulnerable to interception and/or monitoring.