AWS Certified Advanced Networking - Specialty Exam Guide

Layer 7

With applications becoming more sophisticated every day, we also need to start thinking about more sophisticated ways to protect our applications. At the application layer, we need a device that understands the application and the type of traffic that will be flowing to and from the application. Application firewalling is perhaps the most difficult and wide-ranging subject, and there are numerous ways to approach it. AWS offers WAF, which can help with securing web applications, but there are also other third-party solutions for different application types and for centralized security that's been designed by mainstream firewall vendors and is available from the AWS Marketplace.

As you can see, network security has many different aspects ...