How to add Google reCAPTCHA V3 to a PHP form?
Before submitting the form data to the server, the reCAPTCHA v3 code on the client makes an AJAX call to the Google server and obtains a token. The important thing here is that we have to pass the action attribute with an appropriate value during the AJAX call. You should pass the value which identifies your form.
Where do I Find my reCAPTCHA token in PHP?
When the user resolves the reCAPTCHA code, then the response token will be returned. A new HTML element g-recaptcha-response will be dynamically created to store the user’s response token. This token will then be posted to the PHP code while submitting the contact form.
Which is the latest version of reCAPTCHA V3?
However, in 2018, Google released the next version – reCAPTCHA v3 which doesn’t need any user interaction at all. It works behind the scenes observing the user’s behavior. This version provides us (developers) with a score that indicates how suspicious an interaction is. We could use that score and prevent spam.
What to do if you get a lot of spam on Google reCAPTCHA?
If you are still getting a lot of spambot messages after implementing the captcha, you can change the security level. Go back to the Google reCAPTCHA admin panel, turn the slider all the way to “most secure” under the advanced settings. Some users may get a more difficult captcha challenge, but it does filter out a lot of unwanted spam.
Can you use reCAPTCHA V2 on a website?
You can integrate reCAPTCHA v2 on your website in two different ways. The first is the famous “I’m not a robot” checkbox. And the other one is the invisible method in that the user interaction is required only in suspicious cases. In this post, we’ll discuss reCAPTCHA v3, which is invisible and doesn’t require user interaction at all!
How does reCAPTCHA protect you from spam and abuse?
reCAPTCHA is a free service that protects your site from spam and abuse. It uses advanced risk analysis techniques to tell humans and bots apart. If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.