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[cPP ENHANCEMENT] Add CRL validation to FIA_X509_EXT.1.1/Rev #239

Open dundiddat opened 1 year ago

dundiddat commented 1 year ago

Provide the location of the issue B.4.1.1, FIA_X509_EXT.1 X.509 Certificate Validation

What is the enhancement request for the cPP? Please describe. FIA_X509_EXT.1.1/Rev specifies validating extendedKeyUsage field for OCSP responses. What about validating signed CRL? This is already a requirement as the result of FIA_X509_EXT.1 Test 4.

Describe the solution you'd like Suggest including:

The TSF shall validate the KeyUsage field according to the following rules: • The cRLSign bit is asserted when the subject public key is used for verifying signatures on certificate revocation lists