• uthredii
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    3 years ago

    They don’t use an AI. They make a unique string of all the photo’s on your device and compare it to a unique string created from known child abuse images. It will only flag images that are allready in a database and there are safeguards to control what goes into that database.

    This article explains it well: https://www.vox.com/recode/2021/8/10/22617196/apple-ios15-photo-messages-scanned

    Edit: obviously there are still issues with this as there are probably ways for them to scan for other images.