Learn how to implement a classic substitution cipher in C! This step-by-step tutorial walks you through encoding and decoding ...
In Part I, you broke a simple cipher. Now try creating a more complex cipher. Cut out the NOVA Decoder Ring and NOVA Cipher Code Ring and the window marked INDEX. You are now going to put this simple ...
A unique cipher that uses playing cards and dice to turn languages into glyphs produces text eerily similar to the glyphs in ...