How many bits of entropy are enough?

Aim for at least 75 bits for accounts that matter and 100 or more for master passwords.

Are generated passwords sent to a server?

No. There is no network request anywhere in this tool.

Business & Daily Tools

Secure password generator

Randomness comes from the CSPRNG built into your browser, never from Math.random. Choose a character password or a memorable diceware style passphrase and watch the entropy update as you tune the options.

Frequently asked questions

How many bits of entropy are enough?: Aim for at least 75 bits for accounts that matter and 100 or more for master passwords.
Are generated passwords sent to a server?: No. There is no network request anywhere in this tool.