Mike Chapple is associate teaching professor of IT, analytics and operations at the University of Notre Dame. Does your firewall rulebase remind you of that drawer in your kitchen where you throw all ...

This chapter looks at the management of firewalls. From the perspective of the small office/home user, the firewall is a single device that protects the home network from malicious traffic—it keeps ...

Many enterprise networks require redundant HA (High Availability) infrastructure for key systems like network firewalls. This article demonstrates how you can use a combination of open-source packages ...

Stories of compromised servers and data theft fill today's news. It isn't difficult for someone who has read an informative blog post to access a system via a misconfigured service, take advantage of ...

Netsh, short for Network Shell, is a command-line utility designed to assist IT administrators in configuring and viewing various network-related functions on Windows 11/10. This tool can also be ...

So far, in my previous articles on Nmap, we've looked at how the scanner can be used to map and audit a network, as well as track down noncompliant devices and services. But hackers can also use Nmap ...

Windows 11 users are experiencing issues with a Firewall configuration error when using Windows Firewall with Advanced Security, following the June 26 KB5060829 ...