Human rights protests and a crack-down in Moscow.
You want to send this message:
“You are being watched at your location. Meeting impossible. Tomorrow you send message by human messenger.”
The same message encoded by the table:
XZ GG FF UL UE XM XZ XE UC
It may seem that this method of communication is backwards. In fact, it has its own advantages, which are significant, and some disadvantages. In real-world application, it could be a very simple and effective way to pass a secret message. Due to its compression, these letters could easily be hidden in a message using steganography. Messages with bi-graphs and tri-graphs are very well suited to being hidden. Methods of steganography are limitless. Patriot COMSEC has invented several innovative steganographic methods. Many are a one-shot product: one customer only.