| Windows 95, Windows 98, Windows NT | |||
| MailCrypt Wizard | RSA, DES, PGP... | Program to encrypt messages to send by Internet | Shareware |
| Kremlin | DES, Blowfish, IDEA, and RC4 | Most secure configuration. Kremlin uses SHA1 to combine the password and a 64-bit salt to generate a 160-bit hash | Shareware |
| Cycode | Password protection | A cool little program that lets you encode/decode messages so you can send them to your friend's without other people reading them | Freeware |
| Mailpgp | PGP | MailPGP conveniently integrates PGP with every program that uses the clipboard | Freeware |
| Cryptext | SHA-1 and RC4 | A Windows 95 / NT 4 shell extension that performs strong file encryption. | Freeware |