Secure password generator

This defaults to a longer length and every character type enabled, for accounts where security matters more than typing convenience — think financial accounts, primary email, and password manager master passwords.

Generated entirely in your browser Cryptographically secure randomness Nothing is ever transmitted or stored
24
Advanced options
5
12
6

Generate in bulk

Create several passwords at once using the settings above — useful for provisioning multiple accounts.

Check a password's strength

Type any password to score it instantly. This runs entirely in your browser — nothing is sent anywhere, logged, or stored.

Type a password above

Tips

Reserve maximum-length passwords for high-value accounts

Your email and password manager master password protect everything else — they deserve the longest, most random password you're willing to use.

Confirm the target system's maximum length

Some systems cap password length — check before generating if you're unsure, then adjust the length slider accordingly.

Store it in a password manager, not memory

A truly secure password of this length isn't meant to be memorized — use a password manager to store and autofill it.

Frequently asked questions

What length counts as maximally secure?

24-32 characters with all character types enabled comfortably exceeds 128 bits of entropy, well beyond what's practically crackable with current technology.

Which accounts deserve the strongest passwords?

Your primary email, password manager master password, and financial accounts — compromising any of these can cascade into other accounts.

Does a longer password ever become impractical?

Only if you need to type it manually and frequently — for anything stored in a password manager, longer is essentially always better.