An organization wants to be alerted when an unauthorized Amazon EC2 instance in its VPC performs a network port scan against other instances in the VPC. When the Security team performs its own internal tests in a separate account by using pre-approved third-party scanners from the AWS Marketplace, the Security team also then receives multiple Amazon GuardDuty events from Amazon CloudWatch alerting on its test activities.
How can the Security team suppress alerts about authorized security tests while still receiving alerts about the unauthorized activity?
A distributed web application is installed across several EC2 instances in public subnets residing in two Availability Zones. Apache logs show several intermittent brute-force attacks from hundreds of IP addresses at the layer 7 level over the past six months. What would be the BEST way to reduce the potential impact of these attacks in the future?
A company has deployed a custom DNS server in AWS. The Security Engineer wants to ensure that Amazon EC2 instances cannot use the Amazon-provided DNS.
How can the Security Engineer block access to the Amazon-provided DNS in the VPC?
A Solutions Architect is designing a web application that uses Amazon CloudFront, an Elastic Load Balancing Application Load Balancer, and an Auto Scaling group of Amazon EC2 instances. The load balancer and EC2 instances are in the US West (Oregon) region. It has been decided that encryption in transit is necessary by using a customer-branded domain name from the client to CloudFront and from CloudFront to the load balancer.
Assuming that AWS Certificate Manager is used, how many certificates will need to be generated?
A company uses AWS Organization to manage 50 AWS accounts. The finance staff members logs in as AWS IAM users in the FinanceDept AWS account. The staff members need to read the consolidates billing information in the
MasterPayer AWS account. They should not be able to view any other resources in the MasterPayer AWS account. IAM access to billing has been enabled in the MasterPayer account.
Which of the following approaches grants the finance staff the permissions they require without granting any unnecessary permissions?
The InfoSec team has mandated that in the future only approved Amazon Machine Images (AMIs) can be used.
How can the InfoSec team ensure compliance with this mandate?
A pharmaceutical company has digitized versions of historical prescriptions stored on premises. The company would like to move these prescriptions to AWS and perform analytics on the data in them. Any operation with this data requires that the data be encrypted in transit and at rest.
Which application flow would meet the data protection requirements on AWS?
A Security Engineer has been asked to create an automated process to disable IAM user access keys that are more than three months old.
Which of the following options should the Security Engineer use?