Security Groups Security
Use Nmap to find open ports
https://aws.amazon.com/security/penetration-testing/

https://docs.aws.amazon.com/whitepapers/latest/aws-best-practices-ddos-resiliency/security-groups-and-network-acls-bp5.html#:~:text=Security groups and network ACLs are similar in that they,at the VPC subnet level.
Nmap, Masscan, Nessus