Mullets were all the rage back then. And now for something completely different.
Here's a snippet from a "lost" STC Training Manual.
I've only posted one of the sixteen ciphers we had to get to grips with.
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The clock is ticking...
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Not wanting to breach anyone's PerSec, but I heard a STC wannabe on this site (cough Sumo cough) read this straight through in a minute. AND UNDERSTOOD IT!!