Amazon EC2 create and OpenSearch create domain CTs require a security group ID. This will be in the form
sg-02ce123456e7893c7. Your account has at least two default security groups; see Security groups.
Additionally, you may have security groups that you created for specific purposes. To discover your security groups:
AWS Console: Use the EC2 or VPC console to view all security groups for the selected VPC.
API/CLI (when logged into your AMS account):
List your security groups:
aws ec2 describe-security-groups
