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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

To be an effective network administrator, you have to be part diplomat (when interacting with managers, users, and other IT pros) and part mechanic (when dealing with malfunctioning software and ...

What you should back up depends on how you use your PC. As a rule, a regular backup of the home directories is sufficient. This protects against data loss—for example, if an important file is ...

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 ...

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 ...

An Israeli vendor was able to evade several leading Linux runtime security tools using a new proof-of-concept (PoC) rootkit that it claims reveals the limitations of many products in this space. The ...