Network

Social engineering – the security gap at ‘layer 8’

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 [...]   

Web stacks: the basics and examples

Terms like web stack or web application stack refer to software packages that are used to develop and operate websites and web applications. The most well-known example of this technology, the LAMP stack, has witnessed increasing competition through the likes of JavaScript-based framework bundles, which feature unified programming languages for servers and clients. This gives them a considerable [...]   

VPN server set-up via Raspberry Pi and OpenVPN

If you set up your own VPN server, then you can access your local network from any internet connection, not to mention allowing you to move around the internet more securely, while also being encrypted, from public WLAN networks. This tutorial shows that the Raspberry Pi mini-computer and the already established OpenVPN program are perfectly sufficient for the creation and operation of a VPN [...]   

Raspberry Pi at a glance: 10 great Raspberry Pi projects

Raspberry Pi is an inexpensive small form factor PC that can behave like a standard computer in many respects. Users can use this innovative mini-computer for all kinds of functions, from setting up an operating system to surfing the web, to using it as a server or a media center, and much more besides. Discover 10 interesting Raspberry Pi projects to try out at home.   

How companies use social selling

Purchasing decisions are rarely made out of the blue. Customers usually go through a decision-making phase, during which it’s up to the company to convince the customer of their need for the product. This is most effective when you present yourself and your products as trustworthy and honest as possible – particularly on social networks, where your target group conducts research, asks for [...]   

The best forum software

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Whether you’re searching for help on how to change a tire, or you desperately need make-up tips for an upcoming wedding, you’ll sooner or later stumble upon a forum. These community platforms have been around for years and are still going strong. Even today there are countless successful online communities that attract thousands of users daily. If you want to create one of these platforms for [...]   

Protection against ransomware, spyware, and scareware

The internet is a playground for cybercriminals and fraudsters – for many, this is an annoying and frightening reality. The threats from unwanted software range from harmless advertising to trojans, which can paralyze complete computer networks. The forms of malicious software or malware are diverse, the countermeasures often very simple. In our article, you can read about how ransomware, spyware, [...]   

Bonjour: Software for zero configuration networking

Manually organizing a large local network can be a nerve-wracking and very complicated matter. Without your own DHCP and DNS servers to support you in the distribution of addresses and name resolution, all IPs would have to be entered manually and also updated independently if changes are made in the network. Zeroconf implementations like Bonjour, which connect network components without almost no [...]   

The best WhatsApp alternatives

Invitations to dinner parties; updates about work; an away day with the college football team: if you’re not using WhatsApp, you run the risk of missing out on important information. With more than a billion worldwide users to date, the app is more popular than almost any other on the market. But this networking comes with its disadvantages too: the main one being that WhatsApp shares user data [...]   

Brute force attack: definition and protective measures

Being constantly faced with headlines about stolen passwords, it’s understandable that many users are concerned. Your best bet is to make your passwords as complicated as possible and have them consist of many different types of characters. But even this won’t help if it’s the actual log-in area that isn’t secure enough. Even today, attackers are still successful with the notorious and simple [...]