Open-Source Tool Uses Steganography to Verify Authentic Photo Captures

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A developer has created an open-source project called Proof of Capture that verifies the authenticity of photographs at the moment they are taken. The tool draws inspiration from Apple's Reference Image concept but implements it using steganography, a technique that hides data within image files. By embedding hidden metadata directly into a photo, the system can confirm that an image is an unaltered original capture. The project was shared on Hacker News, where it attracted early attention from the developer community. Details about the implementation are available on the developer's personal blog.

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