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SAP-C02 · Question #841

A company wants to improve the security posture for a group of Amazon EC2 instances. The EC2 instances run behind an Application Load Balancer (ALB) in a VPC. The EC2 instances have a route to the int

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Submitted by klara.se· Mar 6, 2026Design for New Solutions

Question

A company wants to improve the security posture for a group of Amazon EC2 instances. The EC2 instances run behind an Application Load Balancer (ALB) in a VPC. The EC2 instances have a route to the internet. A solutions architect must ensure that the EC2 instances cannot open outbound SSH connections on any port to communicate with systems on the internet. Which solution will meet this requirement?

Options

  • AIn the VPC, create an outbound network ACL rule that denies SSH over any port.
  • BIn the VPC, create an outbound security group rule that denies SSH over any port.
  • CCreate an AWS WAF web ACL that has a rule that blocks access to all IP addresses for SSH.
  • DCreate a firewall in AWS Network Firewall. Create a stateful rule group that has a rule that denies

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