Network

Server operating systems: a history and overview

Server operating systems: history and today’s situation

Operating systems have gone through some major changes over the years. While their beginnings are rooted in more humble, purely text-based user interfaces, today’s options have evolved into complex software packages with graphical interfaces, comprising an elegant go-between for hardware and software applications. Users, who have long since been equipped with a keyboard and mouse, are able to...

NGINX: basics, installation, and set-up

NGINX — the quick and efficient web server

For years, Apache had been the uncontested go-to web servers and comprised the basis of most websites published in the World Wide Web. The increasing technical requirements of modern web projects and the growing demands and expectations of internet users has brought on a sea change of sorts. Alternatives like NGINX are becoming ever more popular and are slowly creeping up on the classic server...

Squid: the license-free caching server for your web project

Squid - the cross-platform open source proxy

If you’re optimizing your website, then you shouldn’t just turn to content and design; it’s important to also make sure that you invest ample time into the functionality of your website. Usability and loading time are just as important for a website’s success as high-quality and regularly offered content. A long loading time is one of the main causes of high bounce rates. The simple solution: a...

Slack – modern, in-house communication

What is Slack – what can it be used for?

What is Slack? This program with its memorable name is used for internal company communication but what exactly can Slack do? And is it worth switching over to it? We outline some of Slack’s key features so you can decide for yourself whether the new Silicon Valley program might be something for you or your company.

NGINX vs. Apache: A web server comparison

NGINX vs. Apache: A comparison of the most popular open source web servers

Apache vs. NGINX – while one is said to be bulky and unwieldy, the other is considered slim and high-performance. But can we be this general? In fact, both web servers are based on fundamentally different concepts when it comes to connection management, interpretation of client requests, or configuration options. The range of functions also display clear differences in software alignment. While...

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.

What is a root server? Definition and background

What is a root server? Definition and mechanics

When you call up a website, the entered domain first needs to be turned into an IP address and read out from the browser so that the page can finally appear in the browser. This process is known as name resolution. Here, the root name server or (DNS) root server in the domain name system plays a key role. But what is a root server? And what exactly goes on when they receive requests for...

How can LinkedIn work for businesses?

LinkedIn for businesses: curate a professional image

LinkedIn is not just another social media site. The business-oriented networking platform offers companies a number of special advantages, which means your LinkedIn marketing strategy and content should be unique. With the focus on building professional relationships, you can reach users in a different way to Facebook or Twitter. LinkedIn is the perfect platform for businesses to recruit and...

Hyper-converged systems: More order in IT?

Hyper-converged systems: The compact data center

The traditional data center could be significantly streamlined by migrating to a hyper-converged system. By eliminating the need for highly complex infrastructures and multiple work areas, the company’s IT department could function more efficiently, dynamically, and cost-effectively. This is made possible using preconfigured standard hardware and a complete virtualization of the IT infrastructure....

DNSSEC: internet standards for authenticated name resolution

DNSSEC: internet standards for authenticated name resolution

Without the Domain Name System, users of the World Wide Web would have serious problems when trying to load websites and other online presences. It’s only thanks to this system that internet addresses appear in their trusted text format: they’re actually nothing more than combinations of numbers. The communication between browser and name server responsible for this isn’t actually as secure as you...