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Amazon SCS-C01 Exam

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Viewing Questions 61 70 out of 160 Questions

Question 61
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?

Question 62
A company plans to move most of its IT infrastructure to AWS. They want to leverage their existing on-premises Active Directory as an identity provider for AWS.
Which combination of steps should a Security Engineer take to federate the company's on-premises Active Directory with AWS? (Choose two.)

Question 63
A security alert has been raised for an Amazon EC2 instance in a customer account that is exhibiting strange behavior. The Security Engineer must first isolate theEC2 instance and then use tools for further investigation.
What should the Security Engineer use to isolate and research this event? (Choose three.)

Question 64
A financial institution has the following security requirements:
- Cloud-based users must be contained in a separate authentication domain.
- Cloud-based users cannot access on-premises systems.
As part of standing up a cloud environment, the financial institution is creating a number of Amazon managed databases and Amazon EC2 instances. An ActiveDirectory service exists on-premises that has all the administrator accounts, and these must be able to access the databases and instances.
How would the organization manage its resources in the MOST secure manner? (Choose two.)

Question 65
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?

Question 66
An organization is moving non-business-critical applications to AWS while maintaining a mission-critical application in an on-premises data center. An on-premises application must share limited confidential information with the applications in AWS. The internet performance is unpredictable.
Which configuration will ensure continued connectivity between sites MOST securely?

Question 67
An application has been built with Amazon EC2 instances that retrieve messages from Amazon SQS. Recently, IAM changes were made and the instances can no longer retrieve messages.
What actions should be taken to troubleshoot the issue while maintaining least privilege? (Choose two.)

Question 68
A company has a forensic logging use case whereby several hundred applications running on Docker on EC2 need to send logs to a central __cpLocation. The SecurityEngineer must create a logging solution that is able to perform real-time analytics on the log files, grants the ability to replay events, and persists data.
Which AWS Services, together, can satisfy this use case? (Choose two.)

Question 69
Which of the following is the most efficient way to automate the encryption of AWS CloudTrail logs using a Customer Master Key (CMK) in AWS KMS?

Question 70
An organization is using AWS CloudTrail, Amazon CloudWatch Logs, and Amazon CloudWatch to send alerts when new access keys are created. However, the alerts are no longer appearing in the Security Operations mail box.
Which of the following actions would resolve this issue?