Free open-source disk encryption software for Windows Vista/XP, Mac OS X, and Linux

• Creates a virtual encrypted disk within a file and mounts it as a real disk.
• Encrypts an entire partition or storage device such as USB flash drive or hard drive.
• Encrypts a partition or drive where Windows is installed (pre-boot authentication).
• Encryption is automatic, real-time (on-the-fly) and transparent.
• Parallelization and pipelining allow data to be read and written as fast as if the drive was not encrypted.
• Provides plausible deniability, in case an adversary forces you to reveal the password:

  Hidden volume (steganography) and hidden operating system.

• Encryption algorithms: AES-256, Serpent, and Twofish. Mode of operation: XTS.

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