MIME media type name: application MIME subtype name: atomcat+xml Mandatory parameters: None. Optional parameters: "charset": This parameter has identical semantics to the charset parameter of the "application/xml" media type as specified in [RFC3023]. Encoding considerations: Identical to those of "application/xml" as described in [RFC3023], section 3.2. Security considerations: As defined in draft-ietf-atompub-protocol-15.txt In addition, as this media type uses the "+xml" convention, it shares the same security considerations as described in [RFC3023], section 10. Interoperability considerations: There are no known interoperability issues. Published specification: draft-ietf-atompub-protocol-15.txt Applications that use this media type: No known applications currently use this media type. Additional information: Magic number(s): As specified for "application/xml" in [RFC3023], section 3.2. File extension: .atomcat Fragment identifiers: As specified for "application/xml" in [RFC3023], section 5. Base URI: As specified in [RFC3023], section 6. Macintosh File Type code: TEXT Person and email address to contact for further information: Joe Gregorio <joe@bitworking.org> Intended usage: COMMON Author/Change controller: The IETF