* [ca-misissuance] mis-issuance of a CA certificate
* [dv-misissuance] mis-issuance of a DV TLS end-entity certificate* [ov-misissuance] mis-issuance of an OV TLS end-entity certificate* [ev-misissuance] mis-issuance of an EV TLS end-entity certificate* [email-misissuance] mis-issuance of an end-entity email (S/MIME) certificate
* [crl-failure] failure to provide certificate status via CRL; malformed, expired CRL
* [ocsp-failure] failure to provide certificate status via OCSP; malformed, expired OCSP