Utilizing 256-bit AES hardware encryption, the DiskGO™ Secure GUARDIAN™ exceeds the government standard for encrypting data. Not only is the GUARDIAN secure, but it's fast—featuring dual-channel SLC flash with read speeds of 25MB/s and write speeds of 16MB/s. The GUARDIAN also comes with an incredibly rugged anodized aluminum housing which withstands elements such as rough treatment, water, dirt and sand. Complex passwords are required for use; adding an additional layer of security.