Network

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....

Video conferencing

Video conferencing: How to make virtual meetings a success

Flexible working models are hard to imagine without video conferencing. Employees from different locations can meet easily for personal exchanges on a digital platform. But which software is recommended for optimal video conferencing? How can you make video conferencing more effective? We have compiled the most important tips.

Remote desktop: Success of the application

Remote desktop: Application, troubleshooting, and alternatives

Remote desktop connections are indispensable for day-to-day business. More than anything, allowing remote control access from another computer saves time: Whether for support, online conferences, or home office — with remote desktop, you can easily and conveniently connect your computer to distant devices. Private users also benefit from remote use: By connecting with different operating systems,...

DHCP Snooping

DHCP Snooping: More Security for Your Network

DHCP snooping makes a network more secure. There are no two ways about it: DHCP makes network configuration so much easier. This is especially the case in large networks, where devices are constantly changing and the manual assignment of IP addresses is a never-ending task. Yet by using DHCP to simplify the process, you do relinquish controls, and criminals can take advantage of this. By using...

ARP Spoofing: Attacks from the internal network

ARP Spoofing – flaws in network security

When it comes to network security, administrators focus primarily on attacks from the internet. But often times, the danger lurks in the internal network. If the LAN turns out to be a blind spot in the security IT, then internal attackers have an easy time. A popular method of attack is ARP spoofing. With this, hackers switch undetected between two communication partners in order to intercept,...

Spear phishing

Spear phishing: targeted attacks on your data

Internet users are constantly the target of cyberattacks. Most attacks are easy to fend off, but a new form of scam has proven to be especially dangerous. Spear phishing messages don’t contain absurd claims or bad spelling. These deceitful messages target specific individuals and look frighteningly real. How do these attacks work?

Social engineering – the security gap at ‘layer 8’

Social engineering: human vulnerability exploited

The most effective system break-ins often happen without a scene. Instead of disrupting central network devices with DDoS attacks or sneaking through onto operating systems with Trojan horse techniques, hackers increasingly try to exploit the human security gap. There are various such methods that fall within the broader category of social engineering: a technique that sees hackers gather publicly...

What is MAC spoofing?

What is MAC spoofing?

MAC spoofing is a method by which unique hardware addresses are masked using a Locally Administered Address (LAA) in the software. MAC spoofing can offer protection for your privacy when using public LAN or WLAN networks, but can also be used for illegal network activities. We explain to you here how MAC spoofing works and which settings in Windows must be accessed in order to change your MAC...

Debian – the universal system software

Debian: what does this Linux kernel offer?

Anyone looking to learn about Linux operating systems will come across Debian soon enough. The GNU/Linux distribution was one of the first of its kind and is still one of the most widely used today. Over 1,000 community members work on the Debian project, furthering the development of the collection. But how did Debian become so successful? And what makes this system software so interesting to...

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.


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