3/3 Discussion

Read Chapters 9–13 in your textbook. Using the discussion link below, respond to the following prompts and questions: Identify the security components necessary to protect the information systems infrastructure. What key hardware components should be implemented? Why are authentication methods important in assuring that only authorized users are accessing the system? Classify the levels of access controls. Explain the use of an intrusion detection system (IDSs). How does such a system identify an intrusion? Differentiate between network level and host-based IDSs. Your initial post should be at least 300 words and supported with at least three references.