Content Authenticity Initiative: A Technological Approach to Protecting the Authenticity of Digital Content
The Content Authenticity Initiative (CAI) is a global collaboration initiated by Adobe in 2019, together with technology companies and media organizations, aimed at combating digital misinformation by creating an authenticity system for digital content. This article provides a comprehensive look at CAI's technological components, such as the use of metadata, cryptographic methods, blockchain, and distributed verification. It also includes a practical guide for photographers and content creators. The article references open-source repositories for implementing these technologies, providing a strong technical foundation to safeguard digital content authenticity.