CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) is a security system installed on websites to distinguish between "real human users" and "automated bots/scripts". It is often used in signup login or comment forms to prevent spam and bot attacks.
Latest update: 30 Sep 2025 เวลา 20:46icon | Tool name | Number of clicks | Visit | |
---|---|---|---|---|
1 |
|
captcha | 8 | To the website |
2 |
|
hcaptcha | 5 | To the website |
3 |
|
captcha-net | 4 | To the website |
4 |
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textcaptcha | 3 | To the website |
5 |
|
IconCaptcha | 3 | To the website |
6 |
|
geetest | 2 | To the website |
7 |
|
captchafox | 0 | To the website |
8 |
|
mtcaptcha | 0 | To the website |
9 |
|
friendlycaptcha | 0 | To the website |
10 |
|
leminnow | 0 | To the website |
CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) is a security system installed on websites to distinguish between "real human users" and "automated bots/scripts". It is often used in signup login or comment forms to prevent spam and bot attacks.