[Solved] Domain Requires Proper Security

A typical IT infrastructure has seven domains: User Domain, Workstation Domain, LAN Domain, LAN-to-WAN Domain, WAN Domain, Remote Access Domain, and System/Application Domain. Each domain requires proper security controls that must meet the requirements of confidentiality, integrity, and availability.

Answer the following question(s):

In your opinion, which domain is the most difficult to monitor for malicious activity? Why?

In your opinion, which domain is the most difficult to protect? Why?