The end of deepfakes: A UK startup “fingerprinting” light to prove what’s real could crush global misinformation and $75 billion video piracy market

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  • Lightmark is trying to verify the authenticity of any video – from any camera
  • It turns your physical filming location into the verifiable fingerprint
  • Video piracy and deepfakes could be ended with this tech

UK startup Lightmark claims it has developed a brand new approach to video authentication, embedding a fingerprint of light into footage when it’s recorded, instead of trying to figure out a way of verifying authenticity afterwards.

The system works by tweaking film set lighting in ways so small that the human eye can’t pick up – but crucially, cameras can.

When a video is then captured under those modified conditions, it automatically records a hidden signature linked to the physical environment which can be used as a fingerprint to verify authenticity later on.

Physical location watermarks

The resilience of this new type of system is important, the startup says, because it can’t be added after recording,...

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