Information Systems for Business and Beyond (2019)

Intrusion Detection Systems Intrusion Detection Systems (IDS) can be placed on the network for security purposes. An IDS does not add any additional security. Instead, it provides the capability to identify if the network is being attacked. An IDS can be configured to watch for specific types of activities and then alert security personnel if that activity occurs. An IDS can also log various types of traffic on the network for analysis later. It is an essential part of any good security system.

Sidebar: Virtual Private Networks

Using firewalls and other security technologies, organizations can effectively protect many of their information resources by making them invisible to the outside world. But what if an employee working from home requires access to some of these resources? What if a consultant is hired who needs to do work on the internal corporate network from a remote location? In these cases, a Virtual Private Network (VPN) is needed.

Information Systems for Business and Beyond (2019) pg. 128

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