Password Strength Checker

Test the security of your password with our advanced strength analyzer. We calculate entropy, variety, and brute-force resistance.

At least 8 characters
Uppercase letter
Lowercase letter
At least one number
Special character

Entropy Analysis

0bits

Entropy measures the randomness of your password. Above 80 bits is typically considered secure.

Brute Force Time

Seconds

Estimated time for a modern attacker to crack this password using standard hardware.

Security Status
Very Weak

Local Processing

Calculations stay on your device. Your password is never sent to our servers.

Quick Check

Real-time analysis as you type for maximum feedback.