Password Generator

Create strong, secure random passwords using cryptographic randomness. Customize the length and character types to match your security requirements.

Password Strength: Very Strong 128 bits
P@ssw0rd!Example123
16
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Generate Multiple Passwords

Why You Need a Strong Password Generator

In today's digital landscape, password security is more critical than ever. Weak passwords are the leading cause of data breaches and unauthorized account access. Our password generator creates cryptographically secure random passwords that are virtually impossible to crack through brute force attacks or dictionary methods.

Key Benefits of Using a Password Generator

  • Cryptographic Security: Uses Web Crypto API for true randomness, not pseudo-random algorithms
  • Customizable Length: Generate passwords from 8 to 128 characters to meet any security requirement
  • Character Type Control: Choose which character sets to include for platform-specific requirements
  • Password Strength Analysis: Real-time feedback on password entropy and security level
  • No Server Involvement: All generation happens client-side; your passwords are never transmitted

Password Security Best Practices

  • Use Unique Passwords: Never reuse the same password across multiple accounts. Generate a new one for each service.
  • Minimum Length: Aim for at least 12-16 characters. Longer passwords are exponentially harder to crack.
  • Mix Character Types: Combine uppercase, lowercase, numbers, and symbols for maximum entropy.
  • Enable Two-Factor Authentication: Even strong passwords benefit from the added security of 2FA.
  • Use a Password Manager: Store generated passwords securely in a dedicated password manager application.
  • Change Regularly: Update critical passwords (email, banking) every 3-6 months.

Understanding Password Entropy

Password entropy measures the unpredictability of your password in bits. A password with higher entropy is more resistant to brute force attacks. For example, a 16-character password using all character types typically has around 95 bits of entropy, which would take thousands of years to crack with current technology. Our generator displays the entropy of each generated password so you understand its security level.

Why Client-Side Generation?

Our password generator runs entirely in your browser. Nothing is sent to our servers, logged, or stored. This means your passwords remain private and secure. The crypto.getRandomValues() API we use ensures cryptographically secure random number generation, providing the same level of security as professional password management tools.