Concise Binary Object Representation (CBOR) Tags Created 2013-09-19 Last Updated 2017-07-06 Available Formats [IMG] XML [IMG] HTML [IMG] Plain text Registry included below * CBOR Tags CBOR Tags Expert(s) Carsten Bormann Reference [RFC7049] Note All registration requests must include the template from [RFC7049]. Available Formats [IMG] CSV Range Registration Procedures 0-23 Standards Action 24-255 Specification Required 256-18446744073709551615 First Come First Served Tag Data Item Semantics Reference Standard date/time 0 UTF-8 string string; see Section [RFC7049] 2.4.1 Epoch-based 1 multiple date/time; see [RFC7049] Section 2.4.1 2 byte string Positive bignum; see [RFC7049] Section 2.4.2 3 byte string Negative bignum; see [RFC7049] Section 2.4.2 4 array Decimal fraction; [RFC7049] see Section 2.4.3 5 array Bigfloat; see [RFC7049] Section 2.4.3 6-15 Unassigned COSE Single 16 COSE_Encrypt0 Recipient Encrypted [RFC8152] Data Object 17 COSE_Mac0 COSE Mac w/o [RFC8152] Recipients Object 18 COSE_Sign1 COSE Single Signer [RFC8152] Data Object 19-20 Unassigned Expected conversion 21 multiple to base64url [RFC7049] encoding; see Section 2.4.4.2 Expected conversion 22 multiple to base64 encoding; [RFC7049] see Section 2.4.4.2 Expected conversion 23 multiple to base16 encoding; [RFC7049] see Section 2.4.4.2 Encoded CBOR data 24 byte string item; see Section [RFC7049] 2.4.4.1 unsigned reference the nth 25 integer previously seen [http://cbor.schmorp.de/stringref][Marc_A._Lehmann] string Serialised Perl object with 26 array classname and [http://cbor.schmorp.de/perl-object][Marc_A._Lehmann] constructor arguments Serialised language-independent 27 array object with type [http://cbor.schmorp.de/generic-object][Marc_A._Lehmann] name and constructor arguments 28 multiple mark value as [http://cbor.schmorp.de/value-sharing][Marc_A._Lehmann] (potentially) shared 29 unsigned reference nth marked [http://cbor.schmorp.de/value-sharing][Marc_A._Lehmann] integer value 30 array Rational number [http://peteroupc.github.io/CBOR/rational.html][Peter_Occil] 31 Unassigned 32 UTF-8 string URI; see Section [RFC7049] 2.4.4.3 33 UTF-8 string base64url; see [RFC7049] Section 2.4.4.3 34 UTF-8 string base64; see Section [RFC7049] 2.4.4.3 35 UTF-8 string Regular expression; [RFC7049] see Section 2.4.4.3 36 UTF-8 string MIME message; see [RFC7049] Section 2.4.4.3 Binary UUID 37 byte string ([RFC4122] section [https://github.com/lucas-clemente/cbor-specs/blob/master/uuid.md][Lucas_Clemente] 4.1.2) 38 array Language-tagged [http://peteroupc.github.io/CBOR/langtags.html][Peter_Occil] string 39 multiple Identifier [https://github.com/lucas-clemente/cbor-specs/blob/master/id.md][Lucas_Clemente] 40-95 Unassigned 96 COSE_Encrypt COSE Encrypted Data [RFC8152] Object 97 COSE_Mac COSE MACed Data [RFC8152] Object 98 COSE_Sign COSE Signed Data [RFC8152] Object 99-255 Unassigned 256 multiple mark value as having [http://cbor.schmorp.de/stringref][Marc_A._Lehmann] string references 257 byte string Binary MIME message [http://peteroupc.github.io/CBOR/binarymime.html][Peter_Occil] 258-263 Unassigned Decimal fraction 264 array with arbitrary [http://peteroupc.github.io/CBOR/bigfrac.html][Peter_Occil] exponent 265 array Bigfloat with [http://peteroupc.github.io/CBOR/bigfrac.html][Peter_Occil] arbitrary exponent 266-1000 Unassigned 1001 map extended time [draft-bormann-cbor-time-tag-01] 1002 map duration [draft-bormann-cbor-time-tag-01] 1003 map period [draft-bormann-cbor-time-tag-01] 1004-22097 Unassigned hint that indicates 22098 multiple an additional level [http://cbor.schmorp.de/indirection][Marc_A._Lehmann] of indirection 22099-55798 Unassigned 55799 multiple Self-describe CBOR; [RFC7049] see Section 2.4.5 55800-15309735 Unassigned 15309736 map (major RAINS Message [https://britram.github.io/rains-prototype][Brian_Trammell] type 5) 15309737-18446744073709551615 Unassigned People ID Name Contact URI Last Updated [Brian_Trammell] Brian Trammell mailto:ietf&trammell.ch 2016-08-17 [Lucas_Clemente] Lucas Clemente mailto:lucas&clemente.io 2014-07-01 [Marc_A._Lehmann] Marc A. Lehmann mailto:cbor&schmorp.de 2013-11-26 [Peter_Occil] Peter Occil mailto:poccil14&gmail.com 2014-07-01