Before revision: Functions The Opal SSC encompasses these functions: Security provider support Interface communication protocol Cryptographic features Authentication Table management Access control and personalization Issuance SSC discovery Features Security Protocol 1 support Security Protocol 2 support Communications Protocol stack reset commands Security Radboud University researchers indicated in November 2018 that some hardware encryption , including some Opal implementations, had security vulnerabilities.
After revision: Functions The Opal SSC encompasses these functions: Security provider support Interface communication protocol Cryptographic features Authentication Table management Access control and personalization Issuance SSC discovery Features Security Protocol 1 support Security Protocol 2 support Communications Protocol stack reset commands Security Radboud University researchers indicated in November 2018 that some hardware-encrypted SSDs , including some Opal implementations, had security vulnerabilities.