New image signature can survive cropping, stop deepfakes from hijacking trust

Deepfake images can distort public debate, fuel harassment, or shift a news cycle before anyone checks the source. A new study from researchers at the University of Pisa examines one specific part of this problem. They introduced a way to keep image signatures intact even after cropping. System model Cropping remains a weak spot in image verification Most authentication tools fail the moment a photo is altered. Even small changes like trimming edges turn a … More

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