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Free Password Strength Checker

🔒 Password Strength Checker

👁️
At least 8 characters
Contains uppercase letters
Contains lowercase letters
Contains numbers
Contains special characters
No consecutive repeating characters

Password Strength Checker Tool Guide

How to Use the Password Strength Checker

1. Enter Your Password

  • Type or paste your password in the input field

  • The strength meter updates in real-time as you type

  • Click the 👁️ icon to toggle password visibility

2. Understand the Strength Meter

  • Weak (Red): Doesn’t meet basic requirements

  • Medium (Yellow): Meets some requirements

  • Strong (Green): Meets all or most requirements

3. Check the Requirements List

Your password must pass these tests:

  • ✅ 8+ characters (minimum length)

  • ✅ Uppercase letters (A-Z)

  • ✅ Lowercase letters (a-z)

  • ✅ Numbers (0-9)

  • ✅ Special characters (!@#$%^&*)

  • ✅ No repeating characters (e.g., “aaa”)


💡 Password Security Tips

  • Longer is stronger: Aim for 12+ characters

  • Mix character types: Combine letters, numbers, and symbols

  • Avoid common patterns: Don’t use “12345” or “password”

  • Don’t reuse passwords: Use unique passwords for every account


🛡️ Why Password Strength Matters

  • Prevents unauthorized access to your accounts

  • Protects against brute force attacks

  • Safeguards your personal information

  • Meets most websites’ password requirements


🔍 How We Calculate Strength

RequirementImportance
Length (8+ chars)High
Special charactersHigh
Uppercase lettersMedium
Lowercase lettersMedium
NumbersMedium
No repeating charsLow

⚠️ Important Notes

  • This tool runs locally in your browser – your password is never sent to any server

  • For maximum security, consider using a password manager

  • Change passwords regularly (every 3-6 months)

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