A Company Has a Three-Tier Environment on AWS That Ingests

question 482

Multiple Choice

A company has a three-tier environment on AWS that ingests sensor data from its users' devices. The traffic flows through a Network Load Balancer (NLB) then to Amazon EC2 instances for the web tier, and finally toEC2 instances for the application tier that makes database calls. What should a solutions architect do to improve the security of data in transit to the web tier?

• A) Configure a TLS listener and add the server certificate on the NLB.
• B) Configure AWS Shield Advanced and enable AWS WAF on the NLB.
• C) Change the load balancer to an Application Load Balancer and attach AWS WAF to it.
• D) Encrypt the Amazon Elastic Block Store (Amazon EBS) volume on the EC2 instances using AWS Key Management Service (AWS KMS).