Introducing Credentio: Open Source C++ Library for C2PA Content Credentials from Google- Google Developers Blog

Introduced Credentio, an open-source C++ library for C2PA Content Credentials, enabling local-first validation for performance, privacy, and scalability. This library removes the need for cloud-based validation, offering zero bandwidth overhead, instant validation verdicts, and complete data privacy. It features a high-performance engine with a small memory footprint, detailed validation capabilities including trust list integration and comprehensive parsing, and flexible trust management. The library is designed for developers building C2PA validator products and plans to expand to include generation of Content Credentials.