(registered 2025-12-15, last updated 2025-12-15)

Media type name: application

Media subtype name: vc+sd-jwt

Required parameters: N/A

Optional parameters: N/A

Encoding considerations: binary

application/sd-jwt values are a series of base64url-encoded values (some of which may be the empty string) separated by period ('.') and tilde ('~') characters.

Security considerations: As defined in https://www.w3.org/TR/vc-jose-cose/#security-considerations. See also the security considerations in Selective Disclosure for JWTs (SD-JWT) (https://datatracker.ietf.org/doc/html/draft-ietf-oauth-selective-disclosure-jwt).

Interoperability considerations: As defined in https://www.w3.org/TR/vc-jose-cose/#conformance.

Published specification: https://www.w3.org/TR/vc-jose-cose

Applications which use this media: W3C Verifiable Credential issuer, holder, and verifier software, conforming to the [VC-DATA-MODEL-2.0] (https://www.w3.org/TR/vc-data-model-2.0/), are among the applications that will use the media types. Conforming application types are described in https://www.w3.org/TR/vc-jose-cose/#conformance and https://www.w3.org/TR/vc-data-model-2.0/#conformance.

Fragment identifier considerations: N/A

Restrictions on usage: N/A

Additional information:

1. Deprecated alias names for this type: N/A
2. Magic number(s): N/A
3. File extension(s): N/A
4. Macintosh file type code: N/A
5. Object Identifiers: N/A

Person to contact for further information:

1. Name: Ivan Herman
2. Email: ivan&w3.org

Intended usage: COMMON

Author/Change controller: W3C Verifiable Credentials Working Group public-vc-wg&w3.org