Cryptographically secure password generator

🔐 Password Generator

Generate strong, unique passwords and passphrases instantly. Zero data sent to servers - runs entirely in your browser.

Client-side only Custom length & symbols Passphrase support Bulk generator

Strength Strong

Length 16

Entropy 64 bits

Crack Time Centuries

Quick Presets for Popular Services

Length: 16

8 64

Uppercase (A-Z) Lowercase (a-z) Numbers (0-9) Symbols (!@#$...) Avoid Similar (0,O,l,1)

Strength Strong

Words 4

Length 0

Memorability High

Word Count: 4

2 8

Word Theme

Separator

Include Numbers Capitalize Words

Enter Password to Analyze

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Enter a password above to see detailed security analysis

Count: 10

5 50

Length: 16

8 32

300x250

300x600

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How It Works

Uses browser's crypto.getRandomValues() for cryptographically secure random generation. All processing happens locally - no data ever leaves your device.

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Privacy First

Zero tracking, no servers, no data collection. Your passwords are generated entirely in your browser and never stored anywhere.

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Mobile Optimized

Fully responsive design that works perfectly on phones, tablets, and desktops. Touch-friendly controls for easy mobile use.

Frequently Asked Questions

Are the passwords truly random?

Yes! We use the browser's cryptographically secure random number generator for true randomness.

Do you store my passwords?

Never! All generation happens in your browser. We have no servers and no way to see your passwords.

What makes a password strong?

Length, character variety, and avoiding common patterns. Our tool analyzes all these factors automatically.

Can I use this offline?

Yes! Once loaded, the tool works completely offline. You can even save the page for later use.