Type name: application Subtype name: problem+xml Required parameters: None Optional parameters: None; unrecognized parameters should be ignored Encoding considerations: Same as [RFC7303] Security considerations: see Section 5 of RFC 9457 Interoperability considerations: None Published specification: RFC 9457 Applications that use this media type: HTTP Fragment identifier considerations: Same as for application/xml (as specified by Section 5 of [RFC7303]) 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 and email address to contact for further information: Mark Nottingham Intended usage: COMMON Restrictions on usage: None. Author: Mark Nottingham Change controller: IESG