Decipher Substitution Ciphers

If you've got a sudden desire to decipher Caesar Shift and mono-alphabetic substitution ciphers, then here's a little application to help you by performing some simple frequency analysis. The example shown is the first stage of the puzzle in "The Code Book" by Simon Singh.

Decipher application

Click here to download the Visual BASIC project. To install the application, download and run setup.exe.