developer-roadmap/roadmaps/aws/content/security-groups@Cd9gdbkCFdrTLrnJMy5F3.md

Security Groups

Security groups act as virtual firewalls for EC2 instances and other resources. They control inbound and outbound traffic using rules based on protocol, port, and source or destination. Security groups are stateful, meaning return traffic for allowed connections is automatically permitted.

Visit the following resources to learn more:

• @course@Cloud Network Exposure: Hands-on Security Group Exercise
• @official@Security Groups