Breaking Down Apple's Reference Image Tech for Photo Verification
When a photograph is used as evidence — in a courtroom, a news report, a legal dispute over insurance — the question isn't just "is this real?" It's "is this the same image that left the camera?" Apple's Reference Image technology, introduced as part of the company's broader C2PA implementation on recent iPhone models, attempts to answer that second question with something more concrete than a trust chain: a mathematically anchored comparison against a cryptographically signed original
