Anthropic has embedded invisible cryptographic fingerprints in every text response from the Claude API since August 2, 2026, steering token choices with a secret key that only Anthropic and approved p…
Microsoft Paint and Photos embed a server-issued 16-byte GUID into AI-generated images, which may be linkable to the user who created them, according to a reverse-engineering analysis by software deve…
Microsoft Paint and Microsoft Photos embed server-issued identifiers into the pixels of AI images generated on-device, according to reverse engineering published on August 24 by security researcher Xu…
Microsoft embeds a server-issued GUID as an invisible watermark in AI-generated images from Paint and Photos, linking the image to the user's prompt, according to an analysis by software developer Xus…
Microsoft's MS Paint embeds an invisible watermark containing a server-issued GUID in every AI-generated image, and cancels generation if the watermarking step fails, according to a reverse engineerin…