1. SGs

Security Groups Security

Use Nmap to find open ports

https://aws.amazon.com/security/penetration-testing/

Security Groups (SGs) Best Practices.jpeg

Security Groups (SGs) Best Practices.jpeg

2. ACL

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.

nacl-vs-sgs-1716x2048.jpg

3. TOOLS

Nmap, Masscan, Nessus