Figuring out what’s real online is only getting harder, and AI watermarks can only go so far to identify fakes. But today, Apple introduced a new standard to at least help identify real images taken directly on an iPhone: Apple Reference Image. It won’t solve the problem of finding the truth online, but it could be a helpful tool towards that goal.
The new feature will be available on iPhone 18 Pro models to start. It works by taking signed sensor data from the camera and using it to create a reference picture that can’t be edited, alongside a version that can be changed. The idea here is to give you a version of the picture that’s authenticated at the moment of capture, which you can compare against any modified versions later.
Credit: Credit: Apple
This provenance metadata can be preserved through certain supported sharing methods, which for now means select other Apple devices can check their verification status. That doesn’t mean that anyone can check the veracity of an image—especially if the version that gets posted and shared is an edited variant—but it provides a tool for the person or organization that took the picture originally to offer proof of verification.
This tool comes alongside the announcement that Apple will soon add support for the SynthID standard. This will potentially help users identify when an image has been created or modified with AI. Apple joins a long (though not exactly comprehensive) list of major tech companies to support the standard, including OpenAI, Nvidia, and obviously Google, the original creator of SynthID.
We’re still in the midst of a scattershot image verification ecosystem. Apple’s Reference Image is a clever implementation that gives the end user a signed original to compare a picture against, which is a step up from C2PA metadata that merely embeds information about an image’s origin. It’s still unclear how widely these verification tools will be implemented and how easy it will be for users to trace where an image comes from and how, precisely, it was modified, but still, something is better than nothing.
