Free CAS-004 Exam Braindumps (page: 39)

Page 39 of 140

A large number of emails have been reported, and a security analyst is reviewing the following information from the emails:
As part of the triage process, which of the following is the FIRST step the analyst should take?

  1. Block the email address carl.b@comptia1.com, as it is sending spam to subject matter experts.
  2. Validate the final ג€Receivedג€ header against the DNS entry of the domain.
  3. Compare the ג€Return-Pathג€ and ג€Receivedג€ fields.
  4. Ignore the emails, as SPF validation is successful, and it is a false positive.

Answer(s): B


Reference:

https://sendgrid.com/blog/what-is-return-path/



Which of the following is the BEST disaster recovery solution when resources are running in a cloud environment?

  1. Remote provider BCDR
  2. Cloud provider BCDR
  3. Alternative provider BCDR
  4. Primary provider BCDR

Answer(s): B


Reference:

https://www.cloudoye.com/blog/disaster-recovery/how-cloud-based-bcdr-is-transforming-traditional-bcdr-practices



An auditor is reviewing the logs from a web application to determine the source of an incident. The web application architecture includes an Internet-accessible application load balancer, a number of web servers in a private subnet, application servers, and one database server in a tiered configuration. The application load balancer cannot store the logs. The following are sample log snippets:
Which of the following should the auditor recommend to ensure future incidents can be traced back to the sources?

  1. Enable the X-Forwarded-For header at the load balancer.
  2. Install a software-based HIDS on the application servers.
  3. Install a certificate signed by a trusted CA.
  4. Use stored procedures on the database server.
  5. Store the value of the $_SERVER['REMOTE_ADDR'] received by the web servers.

Answer(s): A


Reference:

https://www.keyfactor.com/blog/self-signed-certificate-risks/



Due to internal resource constraints, the management team has asked the principal security architect to recommend a solution that shifts partial responsibility for application-level controls to the cloud provider. In the shared responsibility model, which of the following levels of service meets this requirement?

  1. IaaS
  2. SaaS
  3. FaaS
  4. PaaS

Answer(s): D



Page 39 of 140



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