Digital Forensics and Incident Response

Network device evidence

There are a number of log sources that can provide CSIRT personnel and incident responders with good information. A range of manufacturers provides each of these network devices. As a preparation task, CSIRT personnel should become familiar on how to access these devices and obtain the necessary evidence:

• Switches: These are spread throughout a network through a combination of core switches that handle traffic from a range of network segments and edge switches that handle the traffic for individual segments. As a result, traffic that originates on a host and travels out the internal network will traverse a number of switches. Switches have two key points of evidence that should be addressed by incident responders. ...