RDClark

While the official specification suggests it carries readable text, the reality is entirely different. For nearly twenty years, this channel has acted as a global numbers station, broadcasting military ciphertext on a public signal to billions of receivers in plain sight.

The Quiet Numbers Station: Decoding nineteen years of GPS cryptography

Didn’t know that!

> While the official specification suggests it carries readable text, the reality is entirely different. For nearly twenty years, this channel has acted as a global numbers station, broadcasting military ciphertext on a public signal to billions of receivers in plain sight.
>
> Read the detailed analysis in the post [here](https://www.benthamsgaze.org/2026/06/02/the-quiet-numbers-station-decoding-nineteen-years-of-gps-cryptography/).