Generate a strong password
Random passwords or word-based passphrases with an entropy meter.
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01 — Steps
How to generate a strong password
- Set the options
Length and character sets, or a passphrase of 4–8 words.
- Generate
Uses crypto.getRandomValues; the entropy in bits is shown.
- Copy
Paste into your password manager.
02 — Questions
Frequently asked questions
How long should a password be?
At least 16 random characters or a 5-word passphrase, giving roughly 80+ bits of entropy.
Are passphrases secure?
Yes, when words are chosen at random from a large list. Six words from a 7,776-word list is about 77 bits.
Is the password stored?
No. It exists only until you leave the page. Save it in a password manager.
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