Password Strength Checker
Analyze password security and get recommendations for stronger passwords
Password Analysis
Password Strength:
Enter a password
Strength Analysis
Enter a password to analyze
Security analysis will appear here
Password Security Tips
Use 12+ Characters
Longer passwords are exponentially harder to crack
Mix Character Types
Combine uppercase, lowercase, numbers, and symbols
Avoid Dictionary Words
Don't use common words, names, or patterns
Use Unique Passwords
Different password for each account
Use a Password Manager
Store and generate strong passwords safely
Enable 2FA
Add two-factor authentication when possible
Common Weak Patterns to Avoid
password123
Dictionary word + numbers
12345678
Sequential numbers
qwerty
Keyboard pattern
Password1!
Capitalized word + predictable ending
K7m#nP2$wE9x
Random mix of all character types
My-Dog-Loves-Treats-2024!
Passphrase with numbers and symbols
Understanding Password Security
Password Strength Factors
- Length: Most important factor - each character exponentially increases security
- Character Variety: Using multiple character types increases complexity
- Unpredictability: Avoiding patterns and common words
- Uniqueness: Different passwords for different accounts
Common Attack Methods
- Brute Force: Trying all possible combinations
- Dictionary Attack: Testing common words and phrases
- Credential Stuffing: Using leaked passwords from data breaches
- Social Engineering: Guessing based on personal information
Password Policies
- Minimum 8 characters: Basic security requirement
- Recommended 12-16: Good balance of security and usability
- Regular Updates: Change passwords periodically
- No Reuse: Don't recycle old passwords
Crack Time Estimates
- 8 chars, lowercase: 5 minutes
- 8 chars, mixed case: 22 minutes
- 8 chars, mixed + numbers: 1 hour
- 8 chars, all types: 8 hours
- 12 chars, all types: 34,000 years
- 16 chars, all types: 92 billion years
Password Managers
- Benefits: Generate and store unique passwords
- Convenience: Auto-fill login forms
- Security: Encrypted password storage
- Sync: Access passwords across devices
Two-Factor Authentication
- SMS: Text message codes (basic security)
- Authenticator Apps: TOTP codes (better security)
- Hardware Keys: Physical security keys (highest security)
- Biometrics: Fingerprint or face recognition