Security Tool v2.0

Password Strength
Analyzer

Local analysis + breach detection. Raw passwords never leave your browser.

LIVE
Strength Score
— awaiting
Character breakdown
— Uppercase
— Lowercase
— Numbers
— Symbols
Strength Indicator
12+ characters
Uppercase letters
Lowercase letters
Numbers
Symbols
No common patterns
Online attack (throttled) —
Offline attack (GPU) —
Entropy —
⬡ All analysis runs locally in your browser. Breach check uses k-anonymity — only the first 5 hex chars of the SHA-1 hash are transmitted to Have I Been Pwned. ⬡