DiskEncryptor
DiskEncryptor

A transparent (on-the-fly) disk/cd encryption system, which combines with AES 256-bit encryption. Disk Encryptor can make a disk partition encrypted on the Windows system. After encryption, all the operation for this encrypted disk is the same as a normal disk, when read and write, the decryption and encryption is running transparently in background .

Version 1.6 increase the speed of encryption in large disk.