How to protect contact forms against SPAM
To protect 3rd-party contact forms against SPAM, you can use Shield's built-in SPAM detection system.
The settings can be found under the Integrations module => Contact Form SPAM Detection:
All you need to do is to select the contact form provider you want to be checked for SPAM.
Note: ShieldPRO is required for this feature. To find out what the extra ShieldPRO features are and how to purchase, please follow this link here.