# Authentication in Next.js Middleware

- ID: javascript-nextjs-middleware-authentication
- Severity: MEDIUM
- Languages: JavaScript, TypeScript
- Frameworks: nextjs

## Description

Detects middleware.ts without authentication checks for protected routes.

## Detection Message

Middleware doesn't check authentication for protected routes

## Remediation

Add authentication checks in middleware for protected routes.
See remediation section for examples.

## Documentation

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## Related Rules

- **Docker Build Optimization and Best Practices** [LOW]: 
- **Docker Compose Obsolete Version Field** [LOW]: 
- **Docker File Operations Best Practices** [LOW]: 
- **Invalid Port Number in EXPOSE** [ERROR]: 
- **Multiple ENTRYPOINT Instructions** [MEDIUM]: