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All about CAPTCHAs

More stupid captchasphoto © 2010 Chris Foley | more info (via: Wylio)

Have you ever wondered about those crazy sets of letters and numbers that some websites prompt you to enter when you fill out a form?

That's a CAPTCHA, and MakeUseOf.com has written a lovely article covering everything you might want to know about CAPTCHAs but were afraid to ask. I learned some fascinating things that I didn't even know I wanted to know!



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