Free program for quick data encryption. The program allows to create virtual encrypted logical disk keeping in the manner of file.
You can encrypt not only full disks or their sections but also withdrawable carriers of the information (floppy disks, flash drives).
There used such encryption algorithms as: AES (256-bit key), Blowfish (448-bit key), CAST5 (128-bit key), Serpent (256-bit key), Triple DES, Twofish (256-bit key).
One more additional program dignity is impossibility of revealing TrueCrypt-disk