SecretDrive is a FREE, small and reliable program that allows you to create up to 16 encrypted virtual disks. SecretDrive provides transparent on-the-fly data encryption by one of five modern encryption algorithms. Encrypted flash drive container support. Algorithms: AES (Rijndael), Blowfish, Twofish, CAST 256.

Key features: strong "on the fly" data encryption by one of five modern encryption algorithms, simultaneous work with up to 16 virtual disks, RAM disk support, optional creation of up to 4
hidden disks in an existing one, backup and restore secret disk header, encryption/decryption of files, simple and intuitive user interface. SecretDrive provides built-in wipe manager, text encrypter and passwords generator tool.