Anonymous asked in Yahoo ProductsYahoo Answers · 5 months ago

Why are most of the captcha pictures weird, unfamiliar, grainy images?

3 Answers

  • 5 months ago
    Best Answer

    Weird, unfamiliar, and grainy images are harder for bots and AI to figure out, so they are more secure.

  • Yahoo is Sneaky!

  • Anonymous
    5 months ago

    It is far from clear to me what they are trying to screen out.

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