Type name: application Subtype name: cose-x509 Required parameters: N/A Optional parameters: usage * Can be absent to provide no further information about the intended meaning of the order in the CBOR sequence of certificates. * Can be set to "chain" to indicate that the sequence of data items is to be interpreted as a certificate chain. Encoding considerations: binary Security considerations: See the Security Considerations section of RFC 9360. Interoperability considerations: N/A Published specification: RFC 9360 Applications that use this media type: Applications that employ COSE and use X.509 as a certificate type. Fragment identifier considerations: N/A Additional information: Deprecated alias names for this type: N/A Magic number(s): N/A File extension(s): N/A Macintosh file type code(s): N/A Person & email address to contact for further information: iesg&ietf.org Intended usage: COMMON Restrictions on usage: N/A Author: COSE WG Change controller: IESG