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Strong Password Generator & Security Checker

Generate cryptographically strong, random passwords with custom symbols, numbers, and entropy strength score.

Generating...

Password Length: 16 Very Strong

Uppercase (A-Z) Lowercase (a-z) Numbers (0-9) Symbols (!@#$)

💎 Unlock Premium Features

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✨ Key Capabilities

Cryptographically secure randomization (Web Crypto API)
Custom length slider from 6 to 64 characters
Configurable uppercase, lowercase, numbers, and symbols
Real-time entropy and crack time calculation
1-Click instant copy with security clearance

📖 How to Use the Strong Password Generator & Security Checker

Choose your preferred password length using the slider.
Toggle character types (uppercase, lowercase, numbers, symbols).
Click "Generate Password" to produce a secure key.
Tap "Copy Password" to securely paste it into your account.

❓ Frequently Asked Questions

How secure are the generated passwords?

Passwords are generated directly in your browser using the cryptographically secure window.crypto.getRandomValues engine, ensuring zero transmission over the network.

What makes a password strong against brute force attacks?

A strong password is at least 14 to 16 characters long and includes a mix of uppercase letters, lowercase letters, numbers, and special symbols.

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