When you are Login Any Website And you see Fill CAPTCHA then The question that may arise in your mind is why this Website Ask Me to Fill a CAPTCHA ?
Do you know Why CAPTCHA Is Important ? If you know Please Answer me By Comment.
A CAPTCHA is sometimes a graphic image with a series of distorted letters. CAPTCHA challenges need a user to spot photos, do straightforward arithmetic issues, give a response to AN audio piece or just click a box that says, "I'm not a robot"
Image Given Below,
When we Click "I'm not a robot" Some Image seen to unravel CAPTCHA By Image. once we Solve pictures Of CAPTCHA we are able to Login web site simply.
Why CAPTCHA necessary for website ?
The most necessary reasons for CAPTCHA is to defend against ad spammers who promote their scams in comments on web site directors will separate out spammers WHO commit to alter their activities.
CAPTCHA technology authenticates that a true person is accessing the net content to dam spammers and bots that try and mechanically harvest email addresses or try and mechanically sign in for access to websites, blogs or forums. CAPTCHA blocks machine-controlled systems, that cannot browse the distorted letters within the graphic pictures.
Where Uses of CAPTCHA ?
CAPTCHA is employed In web site Login, Application Login , Registration From, Google Login, Etc.
Now you better understand why we get captcha before logging in to any website.And how does it work? If you still have a query or want to know if you like this post, please comment below. Thank you for visiting my post.