Google has launched a web-based hacked-password checker, part of its efforts to bake an alert system into Chrome.Called "Password Checker," the service examines the username-password combinations stored in Chrome's own password manager and reports back on those authentication pairings that have been exposed in publicly-known data breaches.[ Further reading: Google's Chromium browser explained ]The web version can be found at passwords.google.comlt;>, the umbrella site for Chrome users who run the browser after logging in with their Google account, then use that to synchronize data - including passwords - between copies of Chrome on different devices.