Insights

Blog

This section of our website contains articles on topics we think customers might be interested in.

Privacy

Why We Don’t Record What You Type into Our Mail Sentry Lookup Tool

When you visit our Mail Sentry service page, you will notice an interactive tool right near the top. It allows anyone to enter a domain name and instantly inspect its public email…

3 min readRead article
Hardware & Support

Is Your Laptop Slow? Seven Checks Before You Buy a New One

A slow laptop is frustrating, but it is rarely finished. In most cases the cause is simple and can be fixed without spending thousands of rand on a replacement…

4 min readRead article
Security

How to Spot a Scam Email or SMS Before You Click

Scam messages are no longer full of spelling mistakes. Many look like they come from your bank, a courier or SARS. A few habits stop most of them…

4 min readRead article
Security

Is the Protection Built into Windows Enough for Your Home Computer?

Windows comes with Microsoft Defender switched on. So do you need to pay for anything else? The honest answer is that it depends on you…

4 min readRead article
Hardware & Support

Printer Not Printing? Seven Quick Fixes Before You Call Anyone

Few things are as annoying as a printer that refuses to print the one document you need. Most printing faults are simple. Try these checks before you call anyone…

4 min readRead article
Security

Running Popular npm Packages? Here’s Why the Recent Supply Chain Attack Should Worry You

If you’re a developer relying on npm packages like debug, chalk, or ansi-styles, your workflow, and your security, could be at risk. On September 8, 2025, a massive supply chain attack…

4 min readRead article
Linux & Virtualisation

Running Multiple VMs? Here’s Why You Should Turn On Kernel Samepage Merging (KSM)

If you’re a developer running multiple virtual machines on your Linux system, memory can become a serious bottleneck fast. Even powerful machines can struggle when you're juggling…

2 min readRead article
UNIX & Storage

OpenZFS Cheat Sheet

OpenZFS provides a lot of enterprise storage features in FreeBSD and other systems. Developed and actively maintained by a worldwide open source community, OpenZFS receives new features,…

1 min readRead article
Security

Windows Defender: A Sturdy Gate, But Clever Intruders Are Finding Other Ways In

We rely on security tools like guards watching the main gates. Microsoft's Windows Defender Antivirus is one of the most common gatekeepers out there, bundled with every Windows…

4 min readRead article
Security

You May Not Be a Big Name, But to Hackers, You’re Still a Target

One of the biggest myths in cybersecurity? Thinking only large corporations are on the radar. In reality, small and mid-sized businesses (SMBs) are often the first choice for attackers.…

3 min readRead article
Security

To be fair, Fortinet, like so many security vendors are under the hammer at all times…but…

Based on the last 12 months worth of vulnerability reports, may I offer my 2c worth on how they could have been avoided?

2 min readRead article
Hardware & Support

Fixing Ghost Characters from a USB Wireless Keyboard

If you have ever been typing away and noticed random characters appearing that you never pressed, you are not alone. Ghost characters from USB wireless keyboards are a surprisingly…

6 min readRead article
Linux

Docker on Alma Linux 10

Docker provides CentOS/RHEL repos, which are compatible with AlmaLinux since it’s RHEL-compatible.

1 min readRead article
Web & Networks

Icons Disappearing? When the Network Quietly Breaks Your Web App

You have built your web application carefully. It renders perfectly on your development machine, behaves consistently across browsers, and passes every test you throw at it. Then it…

4 min readRead article
Company

Who Are the People Behind Prometheus Systems?

Ross WD Cameron has been involved in open-source and infrastructure communities for many years, with public references dating back to 2006 in pkgsrc discussions and FreeBSD-related work.

3 min readRead article
UNIX & Linux

When Legacy Meets Modern Linux: The Quiet Complexity of Migrating from Solaris 11 to Oracle Enterprise Linux

You think it will be a straightforward migration.

5 min readRead article

Do you have a suggestion that you think will make this Blog better? If so, please send us an email suggesting any changes, additions or even corrections.

Let’s make your day a little bit easier.

Whether your network is down, a workstation needs repair, or you’re auditing an enterprise system, we’re ready to assist.

Contact us