@mastra/core/dist/docs/references/reference-auth-jwt.md

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# MastraJwtAuth class

The `MastraJwtAuth` class provides a lightweight authentication mechanism for Mastra using JSON Web Tokens (JWTs). It verifies incoming requests based on a shared secret and integrates with the Mastra server using the `auth` option.

## Usage example

```typescript
import { Mastra } from '@mastra/core'
import { MastraJwtAuth } from '@mastra/auth'

export const mastra = new Mastra({
  server: {
    auth: new MastraJwtAuth({
      secret: '<your-secret>',
    }),
  },
})
```

## Constructor parameters

**secret** (`string`): A unique string used to sign and verify JSON Web Tokens (JWTs) for authenticating incoming requests.

## Related

- [JSON Web Token](https://mastra.ai/docs/server/auth/jwt)