[termsfeed]

To use the reCAPTCHA service you must agree to its Terms of Service agreement that clearly specifies that you must inform users on the collection and use of the data collected by reCAPTCHA + get consent from EU users [1]:

> You acknowledge and understand that the reCAPTCHA API works by collecting hardware and software information, such as device and application data and the results of integrity checks, and sending that data to Google for analysis. Pursuant to Section 3(d) of the Google APIs Terms of Service, you agree that if you use the APIs that it is your responsibility to provide any necessary notices or consents for the collection and sharing of this data with Google. For users in the European Union, you and your API Client(s) must comply with the EU User Consent Policy [...]

The "EU consent policy" from Google is here:

https://www.google.com/about/company/user-consent-policy.htm...

[1] https://termsfeed.com/blog/privacy-policy-recaptcha/