Value,Certificate Encoding,Reference
0,Reserved,[RFC7296]
1,PKCS #7 wrapped X.509 certificate,[UNSPECIFIED]
2,PGP Certificate,[UNSPECIFIED]
3,DNS Signed Key,[UNSPECIFIED]
4,X.509 Certificate - Signature,[RFC7296]
5,Reserved,[RFC7296]
6,Kerberos Token,[UNSPECIFIED]
7,Certificate Revocation List (CRL),[RFC7296]
8,Authority Revocation List (ARL),[UNSPECIFIED]
9,SPKI Certificate,[UNSPECIFIED]
10,X.509 Certificate - Attribute,[UNSPECIFIED]
11,Raw RSA Key (DEPRECATED),[RFC7296]
12,Hash and URL of X.509 certificate,[RFC7296]
13,Hash and URL of X.509 bundle,[RFC7296]
14,OCSP Content,[RFC4806]
15,Raw Public Key,[RFC7670]
16-200,Unassigned,
201-255,Reserved for Private Use,[RFC7296]