Hard drive manufacturers back new disk encryption standard - Ars Technica

The Trusted Computing Group (TCG) has released three final specifications for hardware-level data encryption, and virtually all the major storage manufacturers have declared that they intend to adopt the new standards in the near future. Self-encrypted disks are already available on the market-Seagate has been actively pushing its DriveTrust technology for several years-but there was no central standard for drive encryption developers to refer to. The two new encryption standards provide a blueprint for desktop, laptops, and enterprise-level protection, while the third (dubbed the Storage Interface Interactions Specification) details how self-encrypted drives should interact with various communication protocols.

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