Jwtsecrets

Create strong, random JWT secret keys for your applications with this free online tool. It uses a cryptographically secure random number generator to produce unpredictable keys, which is essential for maintaining the integrity and authenticity of JWTs. You can easily customize the key length, choosing from 128, 256, 384, or 512 bits to match your security requirements.

For added safety, generated keys are hidden by default and can be revealed or copied to the clipboard with a single click. This makes it easy to follow security best practices without extra effort.

JWT security best practices

• Length and Complexity: Use keys with at least 256 bits of entropy for production systems.
• Secure Storage: Store secret keys in secure locations such as environment variables or key management services. Never hardcode them in your application.
• Environment Separation: Use different secret keys for development, staging, and production environments to reduce risk.

This generator helps you create secure JWT secrets quickly while staying aligned with modern security standards.