Managed rule groups disclaimer - Amazon Network Firewall
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).

Managed rule groups disclaimer

Amazon managed rule groups are designed to protect you from common web threats. When used in accordance with the documentation, Amazon managed rule groups add another layer of security for your applications. However, Amazon managed rule groups aren't intended as a replacement for your security responsibilities, which are determined by the Amazon resources that you select. Refer to the Shared Responsibility Model to ensure that your resources in Amazon are properly protected.