--- title: Beyond the origin - secure media provenance with C2PA -... description: C2PA (Coalition for Content Provenance and Authenticity) is an industry standard that embeds cryptographic signatures and metadata into digital media files to... canonical: https://daily.dev/posts/beyond-the-origin---secure-media-provenance-with-c2pa---charlie-halford---ndc-manchester-2025-acwfw4ikv twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Beyond the origin - secure media provenance with C2PA - Charlie Halford - NDC Manchester 2025 | daily.dev og:description: C2PA (Coalition for Content Provenance and Authenticity) is an industry standard that embeds cryptographic signatures and metadata into digital media files to... og:url: https://daily.dev/posts/beyond-the-origin---secure-media-provenance-with-c2pa---charlie-halford---ndc-manchester-2025-acwfw4ikv og:image: https://api.daily.dev/og/posts/ACwFw4IkV.png og:image:alt: Beyond the origin - secure media provenance with C2PA - Charlie Halford - NDC Manchester 2025 og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Beyond the origin - secure media provenance with C2PA - Charlie Halford - NDC Manchester 2025 **[NDC Conferences](https://daily.dev/sources/ndc)** · 55 min read · 0 upvotes · 0 comments ## Summary C2PA (Coalition for Content Provenance and Authenticity) is an industry standard that embeds cryptographic signatures and metadata into digital media files to verify their origin and track modifications. The system uses hash-based content binding and X.509 certificates to create tamper-evident provenance chains, allowing consumers to verify whether content came from trusted sources like news organizations or was AI-generated. Implementation involves conformance programs with security requirements, key management, and support across media workflows from capture devices to publication platforms. Privacy concerns, performance overhead, and ecosystem adoption remain key challenges. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [C2PA only works if everything is signed](https://daily.dev/posts/c2pa-only-works-if-everything-is-signed-mrgmzs3k9) · sean goedecke · 2 upvotes · 0 comments - [Google Pixel 10 Adds C2PA Support to Verify AI-Generated Media Authenticity](https://daily.dev/posts/google-pixel-10-adds-c2pa-support-to-verify-ai-generated-media-authenticity-gfzbiyf56) · The Hacker News · 0 upvotes · 0 comments --- Tags: [#security](https://daily.dev/tags/security), [#cryptography](https://daily.dev/tags/cryptography) [View this post on daily.dev](https://daily.dev/posts/beyond-the-origin---secure-media-provenance-with-c2pa---charlie-halford---ndc-manchester-2025-acwfw4ikv) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Beyond the origin - secure media provenance with C2PA - Charlie Halford - NDC Manchester 2025","url":"https://daily.dev/posts/beyond-the-origin---secure-media-provenance-with-c2pa---charlie-halford---ndc-manchester-2025-acwfw4ikv","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/beyond-the-origin---secure-media-provenance-with-c2pa---charlie-halford---ndc-manchester-2025-acwfw4ikv"},"datePublished":"2026-02-03T08:36:31.211Z","dateModified":"2026-02-03T08:36:52.776Z","description":"C2PA (Coalition for Content Provenance and Authenticity) is an industry standard that embeds cryptographic signatures and metadata into digital media files to...","image":"https://i.ytimg.com/vi/IXnE7JNgpyA/sddefault.jpg","thumbnailUrl":"https://i.ytimg.com/vi/IXnE7JNgpyA/sddefault.jpg","isAccessibleForFree":true,"articleSection":"NDC Conferences","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"NDC Conferences","logo":"https://media.daily.dev/image/upload/s--SiIyojEj--/f_auto/v1748760369/logos/ndc","url":"https://daily.dev/sources/ndc"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/beyond-the-origin---secure-media-provenance-with-c2pa---charlie-halford---ndc-manchester-2025-acwfw4ikv","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"security,cryptography","timeRequired":"PT55M","video":{"@type":"VideoObject","name":"Beyond the origin - secure media provenance with C2PA - Charlie Halford - NDC Manchester 2025","description":"C2PA (Coalition for Content Provenance and Authenticity) is an industry standard that embeds cryptographic signatures and metadata into digital media files to...","thumbnailUrl":"https://i.ytimg.com/vi/IXnE7JNgpyA/sddefault.jpg","uploadDate":"2026-02-03T08:36:31.211Z","duration":"PT55M","url":"https://api.daily.dev/r/ACwFw4IkV","embedUrl":"https://www.youtube.com/embed/IXnE7JNgpyA"}} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"NDC Conferences","item":"https://daily.dev/sources/ndc"},{"@type":"ListItem","position":3,"name":"Beyond the origin - secure media provenance with C2PA - Charlie Halford - NDC Manchester 2025"}]} ```