JWT Secret Generator

    Generate secure, cryptographically strong secrets for JWT authentication.

    Secret Length

    64
    3264128256512

    Generated Secret

    Your JWT secret will appear here...

    How to Use the JWT Secret Generator

    Select your desired secret length using the slider, then click "Generate" to create a secure random secret for your JWT authentication. You can copy the generated secret to use in your application.

    Features

    • Cryptographically Secure - Uses the Web Crypto API to generate cryptographically secure random values.
    • Adjustable Length - Choose from different bit lengths (32, 64, 128, 256, or 512) based on your security requirements.
    • Easy Copying - Copy the generated secret to your clipboard with a single click.
    • Privacy-Focused - All generation happens in your browser - secrets are never sent to any server.

    What is a JWT Secret?

    A JWT (JSON Web Token) secret is a key used to digitally sign JWTs, ensuring they haven't been altered after being sent. A strong, random secret is essential for maintaining the security of your authentication system and preventing token forgery.

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