For decades, Elizebeth Smith Friedman worked in near-total secrecy, cracking codes that shaped the outcome of two world wars.

Cryptography is nearly as old as human language. Many civilizations felt the need to conceal their messages using more or less sophisticated encryption methods, as demonstrated by some documentary ...

Cipher is a free and open souce text encoding and decoding app specially designed for elementary os. The Cipher app can currently encode and decode between six different ciphers namely: ...