Google Safe Browsing has protected users from phishing and malware since 2006. We provide this protection across browsers (Chrome, Firefox, and Safari) and across platforms (Windows, Mac OS X, Linux, and Android) If you want to help us improve the defenses, please consider checking the box that appears on all of our warning pages: Check the box. Were exclusively focused on protecting users from malware, phishing, unwanted software, and similar harm. And nothing else.”]
Source: https://security.googleblog.com/2015/07/more-visible-protection-against.html