In this final installment of the series, I present examples based on actual cases I’ve encountered where these tools were utilized to solve the problem. In the first example, a small network with a ...

One thing about building home local area networks (LANs) is that the more you add to it, the more things can go wrong. Even when things are running smoothly, I still want to know what's going on so I ...

Network management tools have come a long way from the early command-line products with arcane, text-based configuration files that kept everyone except the resident (typically Linux) guru in the dark ...

Tor has announced Oniux, a new command-line tool for routing any Linux application securely through the Tor network for anonymized network connections. Unlike classic methods like torsocks, which rely ...

In today's digital world, cybersecurity threats are ever-growing, making ethical hacking and penetration testing crucial components of modern security practices. Ethical hacking involves legally ...

Computerworld recently showcased 10 great free network management tools. Readers responded with some of their own favorites, so I’m going to take a look at those tools and report on their capabilities ...

There are several ways to monitor network traffic on Linux. You should regularly check on incoming and outgoing traffic. One of the best tools for this is iftop. Linux has a tool for everything.

One of the big advantages of using Linux is that its security tends to be so much better than that of the competing alternatives. That’s due in large part to the way Linux assigns permissions, but ...

The popular penetration-testing distribution Kali Linux has dropped its latest quarterly snapshot: version 2025.3. This release continues the tradition of the rolling-release model used by the project ...