provoost on Nostr: Good encryption is not vulnerable to a known-plaintext attack, but that's no reason ...

Good encryption is not vulnerable to a known-plaintext attack, but that's no reason for #NATO to yolo here. They used a plaintext that's fully knowable by an adversary with a good antenna, a clock and some knowledge of the pilot schedule. If said adversary kept these recordings for a decade, now it's party time. Let's just hope nobody used this particular cipher mode.

#38c3
https://media.ccc.de/v/38c3-breaking-nato-radio-encryption