A worthwhile extension for Chrome
In this day and age of massive data breaches, one runs to change passwords quickly, and perhaps without need.
The link above will put Password Checkup extension on Chrome. Imho, it's worth it because it "will automatically check whether your passwords have been exposed in a data breach. Once installed, the extension checks any login details you use — Google says “most” US sites are supported — against a database of around four billion usernames and passwords, and warns you if it finds a match." - Verge
The service isn't the only such in existence, but it is the freest.