A simple, secure and free tool for encryption and signature.
Cryptonit is an open source encryption tool for digitally signing and encrypting your documents.
Encryption/decryption is based on the following algorithms: DES, Triple DES (DES3), DESX, RC2 40/64/128 bits, RC4, RC5, Blowfish , CAST, IDEA, AES 128/192/256 bits
Cryptonit includes an address book so you can save and organize your contacts for easy and secure communications. Cryptonit supports multi-user accounts and is based on international industrial standards (X509, PKCS, RFC IETF). Unlike similar proprietary products, Cryptonit uses standard exchange formats (PKCS).
Cryptonit is available in English, French, Dutch, German, Portuguese, Arabic and Swedish and is mulit-plaform (available for Microsoft Windows and GNU/Linux (and soon MacOS X))
All 32-bit Windows 95/98/NT/2000/XP.