๏ปฟ Password Strength Checker - herramienta online gratis
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Password Strength Checker

Check how secure your password really is

Strength Enter a password
Score
0
/ 100
Entropy
0
bits
Crack Time
โ€”

Security Checklist

โœ— At least 8 characters
โœ— Contains uppercase letter
โœ— Contains lowercase letter
โœ— Contains number
โœ— Contains special character (!@#$%^&*)
โœ— Not a common password

๐Ÿ”“ What This Means

Entropy (Bits)

Measures password randomness. Higher entropy means more possible combinations. 60+ bits is considered strong.

Brute-Force Attack

The time estimate assumes a modern computer trying billions of combinations per second. Real attacks may vary.

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100% Private & Secure

Your password is evaluated entirely in your browser. No data is sent to any server. We never see, store, or transmit your password.

Password Tips

โœ… Do's

  • โ€ข Use 12+ characters minimum
  • โ€ข Mix uppercase, lowercase, numbers & symbols
  • โ€ข Use passphrases (e.g., "correct-horse-battery")
  • โ€ข Use unique passwords for each account

โŒ Don'ts

  • โ€ข Use personal info (names, birthdays)
  • โ€ข Use common words or sequences (123456, qwerty)
  • โ€ข Reuse passwords across sites
  • โ€ข Share passwords via email or chat