Type name: application Subtype name: x-pki-message Required parameters: none Optional parameters: none Encoding considerations: binary Security considerations: This media type consists of a degenerate certificates-only CMS SignedData message. There is no executable content. Interoperability considerations: This is a grandfathered registration that is only used in SCEP. Published specification: RFC 8894 Applications that use this media type: SCEP uses this media type when returning a Certificate Enrolment/Renewal Response. Fragment identifier considerations: N/A Additional information: Deprecated alias names for this type: N/A Magic number(s): none File extension(s): N/A Macintosh file type code(s): N/A Person and email address to contact for further information: See the Authors' Addresses section of RFC 8894. Intended usage: LIMITED USE Restrictions on usage: SCEP protocol Author: See the Authors' Addresses section of RFC 8894 Change controller: IETF Provisional registration? no