Password Builder

See what actually makes a password strong.

Type in the box and the meter responds as you go.

Do not type a password you actually use. Nothing is transmitted from this page, but never type a real password into any site that offers to check it.

Try a password

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Four random words

Generated in your browser using cryptographic randomness.

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Length beats complexity."purple-anchor-window-lemon" is stronger than "P@ssw0rd!".
Never reuse one. A password stolen from one site gets tried on every other site you use.
Turn on two-factor authentication. It protects the account even when the password is compromised.