Ravi Sir's Cards › Chapter 44: Terraform AWS Guides EC2 RDS S3 Security Groups IAM ALB and Auto Scaling
Security groups that reference each other
Security groups that reference each other. A security group is a firewall around an AWS server. If you allow by IP address, the rule breaks when servers change. Allowing by group keeps working when servers are added.

Lesson: 44.4 How to create security groups that reference each other · मराठी card