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Password Generator

Generate strong, cryptographically random passwords with custom rules.

16

Generated Passwords

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About this tool

A strong password is long, random and unique. This generator uses the Web Crypto API — specifically crypto.getRandomValues — to produce passwords that are cryptographically random, not pseudorandom like Math.random().

How to use it

  1. Choose a length (16 characters or more is recommended).
  2. Select which character sets to include.
  3. Click Generate.
  4. Copy the password and store it in a password manager.

Common problems

The generated password is rejected by a site.
Some sites ban specific symbols. Uncheck 'Symbols' and re-generate, or try a shorter subset by editing the generated password manually.

Frequently asked questions