Disk Defensor is the best solution for protect the valuable data stored on your computer.As a transparent(on-the-fly) disk/cd encryption system, which combin with AES 256-bit encryption, Disk Defensor can make a disk partition encrypted.
EaseFilter File system encryption filter driver SDK provides a comprehensive solution for transparent file level encryption. It allows developers to create transparent encryption products which it can encrypt or decrypt files on-the-fly.
SecretDrive is a 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.
SecuBox provides on-the-fly encryption of sensitive data stored on Windows Mobile smartphone and its media cards. Protects sensitive data even if the smartphone is lost or stolen.
TrueCrypt is a software system for establishing and maintaining an on-the-fly-encrypted drive. On-the-fly encryption means that data are automatically encrypted or decrypted right before they are loaded or saved, without any user intervention.
HandyCrypto hides folders and secures files with on-the-fly AES encryption. With HandyCrypto, there is no need to decrypt each file before you use it and re-encrypt it again when you're done, you just use the encrypted files as normal.
JitBit Enkodr is the world's easiest "on-the-fly" text encryption software. It works in conjunction with ANY text-editing program: MS Word, MS Outlook or even a web-based email like GoogleMail or Yahoo.
The ENC Encryption Software is intended for fast encrypting of any user's files. For this purpose, RC4, a high-speed on-the-fly algorithm of encrypting, is used in the program. The program allows to encrypt any taken files.