https://security.googleblog.com/2014/09/gradually-sunsetting-sha-1.html https://security.googleblog.com/2014/09/gradually-sunsetting... > That’s why Chrome wil

https://security.googleblog.com/2014/09/gradually-sunsetting-sha-1.html https://security.googleblog.com/2014/09/gradually-sunsetting... > That’s why Chrome will start the process of sunsetting SHA-1 (as used in certificate signatures for HTTPS) with Chrome 39 in November. HTTPS sites whose certificate chains use SHA-1 and are valid past 1 January 2017 will no longer appear to be fully trustworthy in Chrome’s user interface.