Apple Tests iPhone Photo Authentication Feature in iOS 27 Beta

Apple is developing a new feature called Apple Reference Image, discovered in the iOS 27 beta, that would allow iPhone users to cryptographically verify that a photo was captured by their device's camera. The tool, found in code references as of August 10, 2026, is designed to provide a method for authenticating image provenance in response to the growing challenge of AI-generated content.

The feature would require users to enable a dedicated Reference Mode within the Camera app before taking a picture. Once a photo is captured in this mode, the user can tap a Reference badge to initiate authentication. The system sends selected sensor data, a hash, and capture metadata to Apple's Private Cloud Compute servers. The servers analyze this information to determine if the image originated from a genuine iPhone camera sensor and has not been tampered with. Upon successful verification, Apple assigns the photo a unique identifier and returns an authenticated version to the device. Importantly, the raw image itself is not sent to Apple during this process.

Apple Reference Image is positioned as a tool for professionals who need to establish a legally robust claim of an image's...