A small Java project for experimenting with classical cryptography algorithms and a DES file-encryption example. The original work was a set of separate Java exercises; this version keeps the same ...

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 ...

Last time, we used Python to create a Caesar cipher. It simply shifts characters by a fixed number. and other fundamentals of cryptographic technology were packed into it. However, the Caesar cipher ...