~/talk

Media Provenance as a Prevention for Malicious Synthetic Media

Talkat Video @Scale 2021 · 2021-11-03..11-04· [security, web-platform]
links:none on file
slides:none on file

Malicious synthetic media includes both deepfakes and cheapfakes; creation tools move from a $20,000 Photoshop-era workflow to $24-per-month subscriptions, making fakery widespread. Detection exists but is an arms race and achieves only 60–75% detection accuracy, so false positives and negatives worsen the Liar’s dividend. Provenance attaches a manifest with four parts (asset fingerprint, metadata, edits, signature) cryptographically bound by hashing and signatures, validates quickly even for live streams, and is being standardized via C2PA standard to provide verifiable origin signals.

AI-written summary · about

  1. 0:00Media provenance basics
  2. 1:51Synthetic media risks
  3. 3:59Malicious media examples
  4. 7:11Why detection alone fails to solve the problem
  5. 10:19Provenance versus detection
  6. 13:30Provenance manifests
  7. 16:41Provenance standards leaders
  8. 20:58C2PA future
  9. 21:41Key takeaways
  10. 22:02Q&A
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