Free Tool

Secure Password Generator

Generate cryptographically secure passwords. Nothing is stored or sent anywhere. Everything runs in your browser.

Click Generate
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Length characters
20
Uppercase A-Z
Lowercase a-z
Numbers 0-9
Symbols !@#$%^&*
Exclude ambiguous 0O1lI

Your passwords are safe

This tool generates passwords using your browser's built-in cryptographic random number generator (crypto.getRandomValues). No passwords are ever sent to any server, stored in any database, or logged anywhere. Everything happens entirely in your browser.

Password Strength Tips

Use 16+ characters -- every extra character makes brute-forcing exponentially harder
Mix all character types -- uppercase, lowercase, numbers, and symbols
Use a password manager -- don't try to memorize strong passwords
Never reuse passwords -- one breach compromises all accounts
Consider passphrases -- "correct-horse-battery-staple" is strong AND memorable

Building an app that needs authentication?

Check our developer tools for JWT decoding, API testing, and more.

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