‘I’m not a Robot’… must have clicked on it many times, why does it appear? Can’t the robots fill it?

‘I’m not a Robot’… must have clicked on it many times, why does it appear?  Can’t the robots fill it?

CAPTCHA  : When you sign up for an account, fill a form, or make a purchase on a website, you will definitely come across "i’m not a robot" Must have encountered captcha. These tests are designed to protect automated bots from spamming websites or other malicious activity. However, the question remains, why do so many websites depend on captchas, and can bots really be stopped this way?


The meaning of CAPTCHA "Completely Automated Public Turing Test to Tell Computers and Humans Apart." The job of captcha is to create a challenge that is easy for humans to solve, but difficult for bots. To pass a captcha test, a user usually needs to identify text or select some of the specified images.

How does captcha work?

This work seems very strange to many people. People say ‘what a nonsense, how can this captcha tell who is a robot and who is a human.’ The truth is that the easier this task is for humans, the more bots struggle to get it right. By adding captcha text to a website, site owners can prevent bots from automatically filling out forms, creating accounts, or submitting spam comments.

Captcha Drawbacks

However, bots become increasingly smart. Many bots are able to bypass the captcha. Even after fast technology, even today captcha remains a good tool to prevent many types of automatic attacks. Of course, captcha also has drawbacks. CAPTCHA poses a great challenge especially for people with visual or hearing impairments. In addition, some captchas are difficult to solve even for healthy humans, but now as bots evolve, captcha providers are also forced to think a step ahead. 

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