AWS Certified Solutions Architect Associate (SAA-C02) Exam Prep Course - Firewalls in AWS

The video tutorial discusses the concepts of firewalls in AWS, focusing on security groups and network access control lists (ACLs). It explains the stateful nature of security groups, their application to network interfaces, and the importance of configuring inbound and outbound rules. The tutorial also covers network ACLs, highlighting their non-stateful nature and their role in controlling traffic at the subnet level. The video emphasizes the importance of understanding these concepts for effective AWS security management.

Describe the implications of a network ACL being completely permissive.

Why is it important to understand security groups and network ACLs for troubleshooting AWS issues?

What strategies can be employed to achieve a defense in-depth approach in AWS architectures?