TheWritingReference
Videos from TheWritingReference
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7:49
Introduction to the Playfair Cipher
TheWritingReference
173 views
3:35
How to make a simple substitution cipher harder to crack
TheWritingReference
318 views
8:04
How to Break a simple substitution cipher
TheWritingReference
507 views
2:56
An introduction to simple substitution ciphers
TheWritingReference
54 views