6. IANA Considerations

この節では COSE timestamp token header parameters の RFC テキストを保持し, CTT and TTC modes, TimeStampToken handling, MessageImprint computation, COSE_Sign and COSE_Sign1 examples, IANA registrations, security considerations を扱う.

RFC 原文

6.  IANA Considerations

   IANA has allocated the COSE header parameters defined in Table 1 in
   the "COSE Header Parameters" registry [IANA.cose_header-parameters]
   as follows:

   +==========+=======+=======+==========+=================+===========+
   | Name     | Label | Value | Value    | Description     | Reference |
   |          |       | Type  | Registry |                 |           |
   +==========+=======+=======+==========+=================+===========+
   | 3161-ttc | 269   | bstr  | -        | Timestamp       | RFC 9921, |
   |          |       |       |          | Token per       | Section   |
   |          |       |       |          | [RFC3161]:      | 3.2       |
   |          |       |       |          | Timestamp,      |           |
   |          |       |       |          | Then COSE       |           |
   +----------+-------+-------+----------+-----------------+-----------+
   | 3161-ctt | 270   | bstr  | -        | Timestamp       | RFC 9921, |
   |          |       |       |          | Token per       | Section   |
   |          |       |       |          | [RFC3161]:      | 3.1       |
   |          |       |       |          | COSE, Then      |           |
   |          |       |       |          | Timestamp       |           |
   +----------+-------+-------+----------+-----------------+-----------+

                    Table 1: New COSE Header Parameters