Secure Random Hex Generator

Generate cryptographically secure random strings for API keys, tokens, and encryption

🔐

Zero Trust

All generation happens in your browser - no server requests

🛡️

256-bit Security

Equivalent to "openssl rand -hex 32" command

📋

1-Click Copy

Instantly copy to clipboard with secure handling

🔒 Browser-Based Security
This tool uses window.crypto.getRandomValues() - the same technology that secures HTTPS connections. Your keys are NEVER sent to any server.

Key Length

Output Format

0x...
...
...

💡 For developers: This is equivalent to running:

openssl rand -hex 32

# Generate 256-bit secure key

Why Use This Generator?

When you need cryptographically secure random values for:

• JWT secrets, API keys, and authentication tokens
• Password reset tokens
• Encryption keys (AES, ChaCha20)
• Blockchain private keys

⚠️ Never use weak generators like Math.random() for security-sensitive operations!

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