C2PA Specifications

The Coalition for Content Provenance and Authenticity (C2PA) addresses the prevalence of misleading information online through the development of technical standards for certifying the source and history (or provenance) of media content. C2PA is a Joint Development Foundation project.

This site contains the various specifications and informative documents produced by the C2PA.

Technical Specifications

Content Credentials
Content Credentials JSON (crJSON)
Attestations
Soft Binding API

Guidance & Informative Documents

Explainer
Guidance for Implementers
User Experience Guidance
Security Considerations
Harms Modelling
Guidance for Artificial Intelligence and Machine Learning

Recommendations

Human and Organizational Identity Recommendation

PDF Versions of these documents are also available via the Download button in the page header.