reCaptcha is a tool that will help protect you from scammers and spam bots. 

The CAPTCHA acronym stands for Completely Automated Public Turing test to tell Computers and Humans Apart. In the EngageBay account, reCAPTCHA helps prevent bots from adding fake or malicious email addresses to your contact list.

i. Navigate to the Marketing dashboard. 
ii. Go to Forms
iii. Click on the form that you want to enable reCaptcha 
iv. In the left pane under the Misc Fields, you will find the option for reCaptcha
v. Please click on it and it will be added to the form.
vi. To complete the integration, please go to Account Settings → Integrations → Others and you will see the option to integrate reCaptcha.
vii. Click on Enable,  enter the Site ID, Site Secret Key and select the version of reCaptcha
viii.Click Save
Note: You will find Site ID and Site Secret Key in your reCaptcha account.