Password Checkup by Google
A Chrome Extension to help resecure hacked accounts
Password Checkup by Google launched on February 6, 2019 with 178 votes, #123 of 3,290 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 7 years on.
In plain words
Password Checkup is a Chrome extension that alerts users when they enter login credentials for accounts compromised in known data breaches. The tool checks usernames and passwords against Google's database of breached data and warns users at the sign-in moment, helping them quickly resecure affected accounts. It's designed for anyone using Chrome who wants to protect themselves from the fallout of data breaches.
written from the facts on this page · September 2026
From the sources
Password Checkup helps you resecure accounts that were affected by data breaches. Wherever you sign-in, if you enter a username and password that is no longer safe due to appearing in a data breach known to Google, you’ll receive an alert.
Does a similar job
all alternatives →
Check My Password2018 · chromewebstore.google.com · ▲74Allowing you to check your password on any website
A CSS Keylogger2018 · github.com · ▲576Chrome extension and Express server that exploits keylogging abilities of CSS. - maxchehab/CSS-Keylogging
Password Monkey2019 · chromewebstore.google.com · ▲63Chrome Extension for showing / hiding your password
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