Microsoftwindowsauthenticationrequired.online scam removal
Microsoftwindowsauthenticationrequired.online is a scary site displaying plenty of scary alerts in your browser, which was previously infected by adware. For this reason we do believe that this very domain microsoftwindowsauthenticatoinrequired.online is malicious. If you see it popping up you definitely need to do something urgent to fix your computer.