Password Generator

Generate secure random passwords with customizable length and character sets. See password strength and entropy.

Password Length

Include Uppercase

Include Lowercase

Include Numbers

Include Symbols

Tab to move between fields

Generated Password

<sP8bF?TOH$x<kzG

Strength

Very Strong

Entropy103.35 bits

How to Use This Calculator

Set the Password Length — 16+ characters is recommended for strong security.
Toggle Include Uppercase, Include Lowercase, Include Numbers, and Include Symbols to define your character set.
The Generated Password field shows a random password matching your criteria.
Check the Entropy value in bits — aim for 80+ bits for high-security passwords.
Review the Strength rating (Weak, Moderate, Strong, Very Strong) and regenerate as needed by adjusting length or character types.

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Formula

Random selection from character set

Check how strong your password could be based on length and character types. See estimated time to crack.

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