Reference no: EM132343165

Please answer below questions in one line each. no plagiarism, can copy but use own words to avoid plagiarism.

1. Summarize the key functional components of the Internet mail architecture.

2. Explain the basic functionality of SMTP, POP3, and IMAP.

3. Explain the need for MIME as an enhancement to ordinary e-mail.

4. Describe the key elements of MIME.

5. Understand the functionality of S/MIME and the security threats it addresses.

6. Understand the basic mechanisms of STARTTLS and its role in e-mail security.

7. Understand the basic mechanisms of DANE and its role in e-mail security.

8. Understand the basic mechanisms of SPF and its role in e-mail security.

9. Understand the basic mechanisms of DKIM and its role in e-mail security.

10. Understand the basic mechanisms of DMARC and its role in e-mail security

11. Present an overview of IP security (IPsec).

12. Explain the difference between transport mode and tunnel mode.

13. Understand the concept of security association.

14. Explain the difference between the security association database and the security policy database.

15. Summarize the traffic processing functions performed by IPsec for outbound packets and for inbound packets.

16. Present an overview of Encapsulating Security Payload.

17. Discuss the alternatives for combining security associations.

18. Present an overview of Internet Key Exchange.

19. Summarize the alternative cryptographic suites approved for use with IPsec.

20. What are three broad mechanisms that malware can use to propagate?

21. What are four broad categories of payloads that malware may carry?

22. What are typical phases of operation of a virus or worm?

23. What mechanisms can a virus use to conceal itself?

24. What is the difference between machine-executable and macro viruses?

25. What means can a worm use to access remote systems to propagate?

26. What is a "drive-by-download" and how does it differ from a worm?

27. What is a "logic bomb"?

28. Differentiate among the following: a backdoor, a bot, a keylogger, spyware, and a rootkit? Can they all be present in the same malware?

29. List some of the different levels in a system that a rootkit may use.

30. Describe some malware countermeasure elements.

31. List three places malware mitigation mechanisms may be located.

32. Briefly describe the four generations of antivirus software.

33. How does behavior-blocking software work?

34. What is a distributed denial-of-service system?