One of the most buzzworthy terms in cybersecurity right now is the high-concept, somewhat cryptic construct called zero trust. In a nutshell, it’s designed to strengthen and tighten cybersecurity ...

Good network segmentation is a highly recommended network security practice that requires a firewall policy known as an allow-list or whitelist. How should you go about implementing it? What is ...

For network engineers and security leaders tasked with securing modern enterprise environments, the challenge of preventing lateral threat movement is critical. Inside factory, branch, and campus ...

Mike Chapple is a teaching professor of IT, analytics and operations at the University of Notre Dame. Campus networks carry almost every type of network traffic imaginable. Faculty and staff computers ...

A VLAN, or virtual local area network, works in the same way as a physical LAN with the exception that the hosts don't need to be located on the same physical network to be linked. Segmentation is the ...

Network segmentation logically separates traffic over the same physical network. Enterprises rely on segmentation to isolate users and applications for security and performance requirements. The most ...