Cryptographically Strong Password Generator

Use the tool below to generate a strong, cryptographically safe password.

This tool uses your browser’s crypto interface to generate passwords, and does not transmit any information to our servers.

You should use a cryptographically strong password whenever possible. If you need a human-friendly strong password, please see below.

Password Strength Tester

Use this tool to test the strength of a potential password.

Human-friendly Strong Password Generator

Use this tool to generate human-friendly strong passwords. It’s better to use a cryptographically strong password, however these can be tricky to remember.

This tool also uses your browsers crypto module. It uses a collection of 250,000 English words.