Project Description
Monoalphabetic Substitution Cipher is project that implement Monoalphabetic Substitution Cipher windows application with VB.NET and C# (.NET 2.0) for basic encryption/decryption example.

This project develop for teach computer science students in Computer Security course. Main ideas of this implementation is use ListDictionary class and try to support unicode later.

I write blog about this algorithm with VB.NET at http://teedech.blogspot.com/2007/07/monoalphabetic-substitution-cipher.html (Thai language only)

for more information about Rail Fence Cipher please see http://en.wikipedia.org/wiki/Substitution_cipher and http://www.simonsingh.net/The_Black_Chamber/generalsubstitutionWithMenu.html