Amethyst CIPHER is a powerful file encryption program for Windows. It is fast, easy-to-use, fully supports drag and drop, and is integrated into Windows Explorer. Amethyst CIPHER is the single-click solution for data encryption.   The program uses the most secure and respected cryptography algorithms - Blowfish, Twofish, Rijndael, Cast-128 and GOST. It also provides powerful compression to create secure, self-extracting, encrypted ZIP archives. Recipients do not need a copy of Amethyst CIPHER to open an archive - only the password.

Extremely fast and reliable image file encryptor/decryptor with build in activity log to record every action.

CryptoLab is a freeware cryptography application for Microsoft Windows, and incorporates text-based encryption through the use of plug-in cipher modules. Advanced features include SMTP email support, a Key Manager and pseudo-random key generation.

A free program that uses a self-synchronizing stream cipher to create encrypted/password protected html files. JavaScriptis used for decryption, so the encrypted pages are compatable with any JavaScript enabled web browser.

You are recruited by a private detective. The mission is to assist him in tracking down the criminals. The culprits have left cipher words behind them. The smirks of the offenders will tickle your ambition to accomplish the investigation ASAP.

A freeware program that encrypts files using the industry-standard DES cipher and produces self-extracting encrypted files, which can be sent safely over the Internet. No crypto software needs to be installed on the receiving side.

EverCrack cryptanalysis engine. The goal is cryptanalysis of any class of cipher. The focus now is the kernel - cryptanalysis of unilateral monalpha substitution ciphers extremely quickly, and later, cryptanalysis of complex ciphers for the kernel

Kryptel Lite is a fast and easy-to-use file encryption program. It supports drag-and-drop operation and integrates to the Windows Explorer right-click menu. Kryptel Lite uses industry-standard DES cipher for encryption.