Goliath .NET MuPAL for Windows

Goliath .NET MuPAL is a big number library which implements all of the primitives necessary to design big number cryptography into your real-world application. It is primarily a tool for cryptographic system implementers: RSA, Rabin, Paillier and Elgamal public key cryptography, Diffie-Hellman Key exchange, they are all just a few procedure calls away.