How to prevent spam?

I am using the recaptcha on the Form, Cybergate IT, and it is still getting spam. Do you have any suggestions on what to do to prevent spam on the form?

Greetings.

You can also disable multiple submissions from the same browser or IP address. This can be done from form settings:

You can read more information at the following link:
https://www.jotform.com/help/64-how-to-set-unique-submissions-on-a-form

Let us know if you have any additional questions.