Metadata sent with HTTP requests and responses that controls behavior such as caching, security policies, and content handling. Common examples include Cache-Control, Content-Security-Policy, and Strict-Transport-Security.

A site or page access control method that requires visitors to enter a password before viewing protected content. It is useful for private previews, client reviews, and restricted launches. See Add Password Protection.

Internationalization (i18n) is the process of designing content and systems so a website can support multiple languages, locales, and regional conventions.

Guardrails are technical and procedural constraints, such as filters and validators, that enforce safe and reliable AI behavior.

Related AI terms: Model Card and Content Credentials.

A Bibliography is a structured list of references used in a project, helping readers verify sources and explore related material.

A C2PA Manifest is the signed data structure used to encode provenance assertions for digital media. It underpins Content Credentials and can be stored in a C2PA Manifest Store.

A C2PA Manifest Store is the packaging location for one or more provenance manifests and assertions. It helps preserve a verifiable chain between a C2PA Manifest and Tamper-Evident Metadata.

Provenance Metadata captures source, edits, and processing history for an asset so consumers can assess authenticity. It is typically surfaced through Content Credentials and reinforced with Tamper-Evident Metadata.

Tamper-Evident Metadata uses signatures or integrity checks so changes are detectable. It strengthens Provenance Metadata and trust signals in Content Credentials systems.