The Direct Certificate Discovery Tool (DCDT) v3.1 is a new release to meet version 1.2 of the Applicability Statement for Secure Health Transport.
There are two new Discovery test cases in DCDT, D17 and D18.
Test case D17 checks a system's ability to utilize Certificate Revocation List information in order to check if a certificate has been revoked.
Test case D18 checks a system's ability to utilize Authority Information Access extensions in order to verify a certificate's chain of trust.