Eve and Mallory Send A Secret Code Without Bob Seeing Them
Published in
2 min readJan 14, 2024
Eve and Mallory are being watched by Victor for every message that they send to each other. So, how does Eve send a secret message to Mallory? Well, this can be done with a covert channel in the messages they send. One example of this is to use a cipher based on Scrabble letters:
