How Does CAPTCHA Work?

From the creator

How do CAPTCHA puzzles and that "I'm not a robot" box work, and are there ways for spammers to get around them? TunnelBear message: TunnelBear is the easy-to-use VPN app for mobile and desktop. Visit http://tunnelbear.com/linus to try it free and save 10% when you sign up for unlimited TunnelBear data. Techquickie Merch Store: https://www.designbyhumans.com/shop/LinusTechTips/ Techquickie Movie Poster: https://shop.crowdmade.com/collections/linustechtips/products/tech-quickie-24x36-poster Leave a comment with your requests for future episodes, or tweet them here: http://twitter.com/jmart604 Follow: http://twitter.com/linustech Join the community: http://linustechtips.com

Published 2017-04-26 · Watch on YouTube ↗
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