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Password generator

Passwords and diceware passphrases from WebCrypto, with random selection estimates and WPA PSK derivation.

Runs in your browser; nothing is uploaded

Random passwords and passphrases

WebCrypto selects characters and words with rejection sampling so every valid result is equally likely. Each selected character group appears at least once. The displayed bit count describes the random selection space for the generated result; it does not score a password you chose yourself.

Privacy and WPA

Secrets stay in memory on this page. They are never sent to a server, put in a URL, downloaded or saved in browser storage. WPA PSK derivation accepts an 8 to 63 character printable ASCII passphrase and an SSID of 1 to 32 UTF-8 bytes. The raw PSK grants network access, so copy it only where needed.

Passphrase wordlist: Electronic Frontier Foundation.