AWS Solutions Architect Associate (SAA-C02) Exam Prep Course - 2021 UPDATED! - Working with Security Groups

The video tutorial delves into the concept of security groups, comparing them to firewalls and explaining their role in managing network traffic at the instance level. It highlights the limitations of security groups, such as the maximum number per instance and their default settings. The tutorial contrasts security groups with network ACLs, emphasizing their stateful nature and the differences in rule application. It also covers the constraints and configurations of security groups, including their application to network interfaces. The video concludes with a summary of key points and exam preparation tips.

What is the default behavior for inbound traffic in a security group?

How can you restrict outbound traffic from an instance using security groups?

What is the significance of the primary network interface in relation to security groups?

Can security groups be applied to multiple network interfaces? Explain.