The OPAL Storage Specification is a set of specifications for features of data storage devices. Published by the Trusted Computing Group (TCG). it defines a way of encrypting the stored data so that an unauthorized person who gains possession of the device cannot see the data. That is, it is a specification for self-encrypting drives (SED).
The OPAL SSC encompasses these functions:
- Security provider support
- Interface communication protocol
- Cryptographic features
- Table management
- Access control and personalization
- SSC discovery