Password Strength Analyzer - Check Your Password Security Instantly

A strong password combines multiple security factors to resist various attack methods:

• Length: At least 12 characters, preferably 16 or more
• Complexity: Mix of uppercase, lowercase, numbers, and symbols
• Unpredictability: Avoid common words, patterns, or personal information
• Uniqueness: Different password for each account
• Randomness: Generated randomly rather than based on predictable patterns

Cybercriminals use various methods to crack passwords:

• Brute force: Trying all possible combinations systematically
• Dictionary attacks: Using lists of common passwords and words
• Social engineering: Guessing based on personal information
• Credential stuffing: Using leaked passwords from data breaches
• Rainbow tables: Pre-computed hash lookups for common passwords
• Keyloggers: Capturing passwords as they're typed

Avoid these common password security mistakes:

• Using personal information like names, birthdays, or addresses
• Reusing the same password across multiple accounts
• Using simple patterns like '123456' or 'password'
• Making minor modifications to old passwords (password1, password2)
• Using dictionary words or common phrases
• Storing passwords in unsecured locations like text files

Yes, password managers are essential for modern security. They provide unique, strong passwords for every account while requiring you to remember only one master password. Password managers also protect against phishing by auto-filling credentials only on legitimate websites.

While strong passwords are crucial, they should be part of a comprehensive security strategy. Enable two-factor authentication (2FA) whenever possible, keep software updated, use reputable antivirus protection, and be cautious about phishing attempts and suspicious links.

Change passwords immediately if you suspect compromise, after data breaches affecting your accounts, or when leaving shared computers. For regular accounts, focus on using unique, strong passwords rather than frequent changes, as forced frequent changes often lead to weaker, predictable passwords.

Yes, our tool is completely secure. All password analysis happens directly in your browser using JavaScript. Your passwords are never transmitted to our servers, stored anywhere, or logged. The analysis is performed locally on your device, ensuring complete privacy and security.