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Seeing isn't believing – flickering lights could reveal deepfaked videos

Thanks to advances in generative AI, seeing video of an event is no longer proof that it actually happened as shown. There could be new hope on the horizon, however, in the form of an authentication system that watermarks videos using fluctuations in the on-location lighting.

As long as the footage hasn't been digitally manipulated after being shot, the code-generated and main versions of the video will visually match (apart from the resolution). If manipulation has occurred, however, it will present itself as obvious visual discrepancies in the code-generated version – these could include blacked-out sections of the screen, or even the complete lack of any discernible image. An experienced freelance writer, he previously obtained an English BA from the University of Saskatchewan, then spent over 20 years working in various markets as a television reporter, producer and news videographer.

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