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A section of a website showing a password field and underneath that, the Captcha 'I am not a robot' box, with a green tick on it.

Captcha is now asking users to identify objects that don't exist

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imagessciencetechdiscordcaptcha

Here’s how the ‘I am not a robot’ Captcha test actually works

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BBCalan turingrobotsrobotverificationcaptcha

Robots are now cracking puzzles that only humans should solve

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