Compare the differences between MAC and H-MAC.

· Explain why using H-MAC is more secure than MAC?

· Be prepared to fully support your argument.

· Give examples of commonly used MACs and H-MACs.

The paper should be written using the APA writing style.

a conversation has ended, no posts to the DB will be accepted after the end of each unit.

· What is your understanding of operating systems vulnerabilities and hardening practices?

· How should one go about in hardening operating systems and applications, such as a Web Sever? (For hardening of operating systems, you should choose one operating system. For example, you could choose, Windows, Unix, Mac, etc).

· Do you think one system is really better than the others or, it is personal preference? Explain your answer.

· What are some reasons why an organization would choose one operating system over another? Explain in terms of systems security.