Password Strength & Breach Checker
Type A Password To See A Strength Score, Suggestions, And Whether It Appears In Known Breaches.
Privacy: Full Password Never Sent To External Services.
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Live Strength: —
No Breach Check Performed Yet.
We Use K-Anonymity — Only The First 5 Chars Of The SHA-1 Hash Are Sent. Full Password Never Leaves Your Browser.
Note: Password Strength Is Calculated Using Zxcvbn And Checked Via HaveIBeenPwned API. For High Traffic Sites, Use Server Caching.