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Password strength checker

Check how strong a password is against five common requirements, with a live strength meter and specific suggestions for improvement.

Runs in your browser No signup Free forever Not stored, not logged

Password

Not rated yet
At least 8 characters long
Contains uppercase letters
Contains lowercase letters
Contains numbers
Contains special characters
More checkers

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All 5 checkers

What's checked

Five requirements, plus two bonus checks

Length

At least 8 characters — each requirement met adds to the strength score.

Character variety

Uppercase, lowercase, numbers, and symbols each count separately, not as one combined check.

Bonus length

Over 12 characters earns extra points on top of the five base requirements.

All-in-one bonus

Uppercase, lowercase, a number, a symbol, and 12+ characters together earns a final bonus.

FAQ

Common questions

Is my password sent anywhere?
No. Every check runs entirely in your browser as you type — nothing is transmitted, logged, or stored, and refreshing the page clears it from memory completely.
Does a high score mean this password hasn't been leaked?
No — this checks structural strength (length and character variety), not whether the exact password has appeared in a known data breach. A structurally strong but common password like Password123! would still score well here while being a poor real-world choice.
Why do symbols outside the listed set not count?
The special-character check looks for a specific, commonly-accepted set (!@#$%^&*(),.?":{}|<>). A symbol outside that set — an accented letter or emoji, for example — won't satisfy the check even though many sites would accept it.
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Password Strength Checker: How Secure Is Your Password?

In today's digital world, having a strong password is your first line of defense against unauthorized access to your accounts. Our password strength checker helps you evaluate the security of your passwords and provides recommendations for improvement.

Why Password Strength Matters

Weak passwords are one of the leading causes of security breaches. Cybercriminals use sophisticated tools to crack passwords, and a weak password can be compromised in seconds. A strong password helps protect:

  • Your personal information
  • Financial accounts
  • Email communications
  • Social media profiles
  • Business data

What Makes a Strong Password?

A strong password should include:

  1. Length: At least 12 characters long
  2. Complexity: A mix of different character types
  3. Uniqueness: Avoid common words or patterns
  4. Unpredictability: Random combinations are better than meaningful phrases

Essential Elements of a Strong Password

  • Uppercase letters (A-Z)
  • Lowercase letters (a-z)
  • Numbers (0-9)
  • Special characters (!@#$%^&*)
  • No personal information (birthdays, names)
  • No dictionary words

Common Password Mistakes to Avoid

  • Using the same password for multiple accounts
  • Including personal information
  • Using common substitutions (e.g., "p@ssw0rd")
  • Keeping default passwords
  • Writing passwords down or storing them unencrypted

How to Use Our Password Strength Checker

  1. Enter your password in the checker above
  2. Review the strength score and analysis
  3. Check which security criteria are met
  4. Follow the suggestions for improvement
  5. Test different variations until you achieve a strong rating

Tips for Managing Strong Passwords

  • Use a password manager to store complex passwords
  • Enable two-factor authentication when available
  • Change passwords regularly
  • Never share passwords via email or text
  • Create unique passwords for each account

Creating Strong Passwords

Need help generating a secure password? Try our Password Generator Tool to create strong, random passwords instantly.

Password Security Best Practices

  1. Regular Updates: Change passwords every 3-6 months
  2. Unique Combinations: Avoid reusing passwords
  3. Secure Storage: Use encrypted password managers
  4. Multi-Factor Authentication: Add an extra layer of security
  5. Monitor Account Activity: Check for suspicious login attempts

Frequently Asked Questions

How often should I change my password?

Experts recommend changing passwords every 3-6 months, or immediately if there's a security breach.

Is a longer password always better?

While length is important, a truly strong password combines length with complexity and randomness.

Should I use special characters in my password?

Yes, special characters add complexity and make passwords harder to crack.

Can I use the same password for multiple accounts?

No, using unique passwords for each account is crucial for security.

Conclusion

A strong password is essential for protecting your digital life. Use our password strength checker regularly to ensure your passwords meet current security standards. Remember to combine length, complexity, and uniqueness for maximum security.

For additional security, consider using our Password Generator to create strong, random passwords that meet all security criteria.

Stay safe online by maintaining strong passwords and following security best practices.