• br3d@lemmy.world
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        18
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        4 天前

        “Prove you’re a bot by failing to click all the motorcycles in this image”

      • xthexder@l.sw0.com
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        7
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        4 天前

        How large a number are we talking? This might be impossible for a computer as well considering this being a hard problem is effectively the basis for most encryption.

        • Björn@swg-empire.de
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          4 天前

          Similar to how ReCAPTCHA was meant to train neural networks for image recognition the anti bot protocol is used to train an autist to find an efficient factorisation algorithm.