• It can create a virtual encrypted disk within a file and mount it as a real disk.

• It can encrypt an entire hard disk partition or a device, such as USB memory stick, floppy disk, etc.
  
  
• It is the only free open-source on-the-fly encryption software that fully supports Windows XP.
  
  
• It is also the onlyfree open-source OTFE software for Windows XP that providesplausible deniability.
  
  
• Encryption algorithms: AES (256-bit key), Blowfish (448-bit key), CAST, IDEA, Triple DES
  
  
• Based on Encryption for the Masses (E4M) 2.02a
  
  

Please visit www.truecrypt.tk for more informations about the project for encrypting entire partitions or file based volumes.