What is a GUID partition table (GPT)?

GPT partitions: What is a GUID partition table?

In order to provide the best support for the rapid progress in hardware development, system software is also constantly being improved. Along with comfort, performance and security are crucial factors. One good example is the GUID Partition Table (GPT) partition style, which has already replaced the classic master boot record in many system architectures. We’ll show you why.


MBR or GPT: a comparison

Partitions help you to manage disk space more efficiently. For example, by splitting up the available disk space into smaller sections, you can easily separate system files from application files and personal data. However, if you want to create a partition, you will have to decide whether to use MBR or GPT. So how does each of these partitioning styles work? And what’s the difference between...

Raspberry Pi Alexa

Raspberry Pi: Alexa tutorial

If you own an Amazon smart speaker like the Amazon Echo, you’re probably quite familiar with Alexa. The speech software, which gives the interactive speakers a voice and reacts to the user's voice commands, can also be integrated into your own devices. With some preparation and an Amazon Developer account, for example, you can turn Raspberry Pi into an Alexa speaker.

HTTPoxy: Behind the CGI vulnerability

HTTPoxy: Threatening the security of CGI applications

Fifteen years after the discovery of the security flaw HTTPoxy, it’s still an issue with CGI applications. The reason for this is the fact that the Common Gateway Interface standard provides the use of environment variables to process HTTP requests. These can include header contents that modify the original proxy configuration, allowing hackers to redirect data packets to a completely foreign...

Securing a server: correctly configuring Linux, etc.

The right configuration to secure your server

If you operate or rent your own server, it is your responsibility to protect it against failures and external access. You can immediately begin to set the foundation for this when configuring the server, if you have the necessary administrative rights. The correct settings can work wonders, especially with encrypted remote connections via SSH protocol, and greatly increase security.

How to enter BIOS

Accessing the BIOS: How does it work?

No computer could start without the BIOS (or EFI). The program runs in the background and is seldom of interest to users – unless something goes wrong. In that case, you may need to open your computer’s BIOS. But many people don’t know how it works. And manufacturers haven’t made entering BIOS particularly easy. You only have a few seconds to press a certain button when booting the system. But...

BIOS Update

Updating the BIOS: How does it work?

Have you recently bought and installed a new processor, but your computer is still not working? You might have to update your BIOS or (U)EFI first. The software ensures that all the important components are available when booting the system. But it’s not as simple as upgrading to update the BIOS. What steps do you need to take to update the BIOS?

How to take a screenshot on Windows

Create a screenshot on Windows: How it works

With screenshots, you can show your colleagues and friends with just a few clicks what you’ve just seen on your screen. This can be an important part of your daily workload as well as something you use in your free time. But how do you actually create a screenshot? On Windows, the necessary resources are already built in. We explain to you how to use them correctly.

How to take a screenshot on a Mac

Screenshots for Mac – here’s how it’s done

Screenshots can be extremely helpful and beneficial. Regardless of whether you are sending them to friends or using them professionally, it is always going to be easier to demonstrate it this way than having to describe it. Making iMac or MacBook screenshots is very easy – as long as you know how it all works. Here we show you all the keyboard shortcuts for making screenshots on a Mac, as well as...

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