(registered 2026-02-24, last updated 2026-02-24)

Type name: application

Subtype name: explicit-registration-response+jwt

Required parameters: n/a

Optional parameters: n/a

Encoding considerations: binary; An Explicit Registration response is a signed JWT; JWT values are encoded as a series of base64url-encoded values (some of which may be the empty string) separated by period ('.') characters.

Security considerations: See Section 18 of https://openid.net/specs/openid-federation-1_0.html

Interoperability considerations: n/a

Published specification: Section 15.8 of https://openid.net/specs/openid-federation-1_0.html

Applications that use this media type: Applications that use https://openid.net/specs/openid-federation-1_0.html

Fragment identifier considerations: n/a

Additional information:

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:

Michael B. Jones, michael_b_jones&hotmail.com

Intended usage: COMMON

Restrictions on usage: none

Author: Michael B. Jones, michael_b_jones&hotmail.com

Change controller: OpenID Foundation Artifact Binding Working Group - openid-specs-ab&lists.openid.net