1. Authentication and Authorization
    • Implement proper authentication mechanisms for MCP servers
    • Use token-based authentication for remote connections
    • Implement role-based access control (RBAC) for tool access
  2. Input Validation
    • Validate all inputs according to defined schemas
    • Sanitize file paths and database queries
    • Implement rate limiting to prevent abuse
  3. Error Handling
    • Never expose sensitive information in error messages
    • Log security events for monitoring
    • Implement circuit breakers for failing services
  4. Network Security
    • Use TLS for all remote connections
    • Implement proper firewall rules
    • Consider VPN or private network access for sensitive integrations