And for the ultimate in security, AES 256-bit encryption prevents unauthorised file access to the key with password protection.

ENGADGET: Lacie USB 3.0 RuggedKey now shipping: $40 for 16GB, $70 for 32GB

The company recently agreed to an outside security audit after it was revealed that anyone could access a Hotmail account without knowing the user's password.

CNN: Army Web site ditches NT for security reasons