How can you control the security to your VPC-AWS Blog Info
You can control the security to your VPC in two ways: Security Groups It acts as a virtual firewall for associated EC2 instances that control both inbound and outbound traffic at the instance level. To know more about Security Groups, click on the link given below: Click Here Network access control lists (NACL) It acts as a firewall for associated subnets that control both inbound and outbound traffic at the subnet level.