TCG Storage Opal Family Feature Set: C_PIN Enhancements

This specification defines C_PIN Enhancements for the Opal family Security Subsystem Classes (SSCs). Any SD that claims compliance to the C_PIN Enhancements Feature Set SHALL conform to this specification. The intended audience for this specification is both trusted SD manufacturers and developers that want to use these SDs in their systems.

C_PIN Enhancements Feature Set Summary

The C_PIN Enhancements Feature Set is a collection of features surrounding authentication and PIN management, which expands the functionality defined in the Core Specification.

All the features in this feature set are optional for SD vendors. Supported features and their configuration are reported in the feature descriptor for Level 0 discovery. Some of the features are configurable by a host.

The C_PIN Enhancements individual features are:
Minimum and Maximum PIN Length
Configurable C_PIN TryLimit
Configurable C_PIN Persistence
Default PIN Change Required