It stands for 'Completely Automated Public Turing test to tell Computers and Human Apart'. In Turkish, it is expressed as 'Fully Automatic General Turing Test for Human and Computer Discrimination'. Captcha, which has appeared in many forms for years to prove that we are human, and shapes us;

“It is a security measure known as query-response validation. It allows you to prove that you are a human and not a computer trying to log into a password-protected account by asking you to answer a simple quiz.” 🔰

To a website/server etc. In order to prevent constant attacks as "spam", you may encounter recaptcha in unusual situations. This is a situation that is especially important for security purposes by Google. It is possible to see the recaptcha types under the mail forms on a website, but it is often used when logging into an interface that contains important data in terms of data, to understand whether the user is a computer/software. For example, if you are interested in crypto exchanges. This is an example of Captcha in puzzle-style verifications that we encounter at the entrance to the exchanges. ✅

The information flow is related to the internet. Information sharing is difficult. If you don't share your ideas, smart people won't be able to do anything about them and you will remain anonymous and powerless.
- Vint Cerf