🎲

Diceware Cryptographic Passphrase Generator

Security Crypto

Generate high-entropy memorable passphrases from a 2048-word list using Web Crypto randomness — word count, separators, and batch CSV export.

Diceware controls

Diceware passphrase factory

Build memorable high-entropy passphrases from a 2048-word list using Web Crypto randomness — 11 bits per word, no server, no telemetry.

Choose a word count and generate a Diceware passphrase. Six words ≈ 66 bits of entropy.

Store passphrases in a password manager. Diceware is strong against brute force when you use enough words — avoid reusing phrases across accounts.