(RFC 5985 published September 2010, subtype last updated September 2010) MIME media type name: application MIME subtype name: held+xml Required parameters: (none) Optional parameters: charset Same as the charset parameter of "application/xml" as specified in RFC 3023 [RFC3023], Section 3.2. Encoding considerations: Same as the encoding considerations of "application/xml" as specified in RFC 3023 [RFC3023], Section 3.2. Security considerations: This content type is designed to carry protocol data related to the location of an entity, which could include information that is considered private. Appropriate precautions should be taken to limit disclosure of this information. Interoperability considerations: This content type provides a basis for a protocol. There are multiple interoperable implementations of this protocol. Published specification: RFC 5985 Applications which use this media type: Location information providers and consumers. Additional Information: Magic Number(s): (none) File extension(s): .heldxml Macintosh File Type Code(s): "TEXT" Person & email address to contact for further information: Mary Barnes Intended usage: LIMITED USE Author/Change controller: The IETF Other information: This media type is a specialization of application/xml [RFC3023], and many of the considerations described there also apply to application/held+xml.