Storage Work Group Storage Security Subsystem Class: Opal

01/08/2015 Specification

This specification defines the Opal Security Subsystem Class (SSC). Any SD that claims OPAL SSC compatibility SHALL conform to this specification. The intended audience for this specification is both trusted Storage Device manufacturers and developers that want to use these Storage Devices in their systems.

TCG Opal SSC Specification Summary
January 2009
The Trusted Storage Architecture Core Specification developed in the Storage Work Group provides a comprehensive definition of TCG-related functions for a TCG trusted storage device. However, trusted storage devices for particular target markets do not need to implement all Core Specification functionality. The Opal SSC specifies such a minimum acceptable Core Specification capabilities of a storage device that is tailored for the PC client and value enterprise markets requirements.

The Opal SSC Specification:
1) specifies the mandated TCG Core Specification capabilities;
2) specifies optional TCG Core Specification capabilities; and
3) specifies how to activate the trusted storage device as well as
revert the trusted storage device to its manufacturing state