| # Tag number; Tag ID; Applicable types (comma-separated); Semantics |
| 0;DateTimeString;TextString;Standard date/time string |
| 1;UnixTime_t;Integer;Epoch-based date/time |
| 2;PositiveBignum;ByteString;Positive bignum |
| 3;NegativeBignum;ByteString;Negative bignum |
| 4;Decimal;Array;Decimal fraction |
| 5;Bigfloat;Array;Bigfloat |
| 16;COSE_Encrypt0;Array;COSE Single Recipient Encrypted Data Object (RFC 8152) |
| 17;COSE_Mac0;Array;COSE Mac w/o Recipients Object (RFC 8152) |
| 18;COSE_Sign1;Array;COSE Single Signer Data Object (RFC 8162) |
| 21;ExpectedBase64url;ByteString,Array,Map;Expected conversion to base64url encoding |
| 22;ExpectedBase64;ByteString,Array,Map;Expected conversion to base64 encoding |
| 23;ExpectedBase16;ByteString,Array,Map;Expected conversion to base16 encoding |
| 24;EncodedCbor;ByteString;Encoded CBOR data item |
| 32;Url;TextString;URI |
| 33;Base64url;TextString;base64url |
| 34;Base64;TextString;base64 |
| 35;RegularExpression;TextString;Regular expression |
| 36;MimeMessage;TextString;MIME message |
| 96;COSE_Encrypt;Array;COSE Encrypted Data Object (RFC 8152) |
| 97;COSE_Mac;Array;COSE MACed Data Object (RFC 8152) |
| 98;COSE_Sign;Array;COSE Signed Data Object (RFC 8152) |
| 55799;Signature;;Self-describe CBOR |
