Read over 500 free articles about hacking, malware and scams on the Internet.
Have you ever heard of a so-called browser-in-a-browser attack? This is a resourceful phishing method that hackers increasingly use to try to get hold of your passwords and thus gain access to the corresponding IT systems. But what sounds quite simple at first, then requires a bit more explanation for … continue reading
Phishing simulations are an essential part of any IT security strategy. This is simply because phishing is still a major and serious problem that can compromise companies relatively easily and quickly. The phishing simulation provides you with security and sensitizes your own employees to this extremely important topic, because in … continue reading
Ransomware on the Mac, is there such a thing? Mac users often feel particularly safe and do not expect that an attack could occur against them. This is partly because the system has been less of a target for hackers in the past. But that is changing more and more. … continue reading
At the turn of the year 1999/2000, there were dystopian predictions, from the failure of computer systems to the false starts of nuclear weapons systems. The reason for this was the bug known as the Millennium Bug or Y2K Bug – And in 2038, a related problem awaits us in … continue reading
Have you ever heard that IPv4 addresses are slowly but surely running out or have already run out? The topic is more topical than ever and IPv6 is already on everyone’s lips. But what exactly does this mean for you and your company? What is the significance of IPv6 in … continue reading
Email itself is quite old, and so are the protocols standardized for it. Between all these old protocols, DMARC, short for Domain-based Message Authentication, Reporting and Conformance, is practically still an infant. We explain the purpose behind this protocol and how it works in this article. The history of DMARC … continue reading
If you are looking for protection mechanisms for email on the Internet, you will quickly come across DKIM. This identification protocol is designed to counteract unwanted emails such as spam or phishing. But what is this protocol all about? How does it work and how can I use it myself … continue reading
If you want to sign something in the analog world, you can simply take a pen and put your signature under the corresponding document. In the digital space, digital signatures exist for this purpose, but they can do much more than merely exist and be recognized as a legally valid … continue reading
It all started with Bitcoin, or rather its whitepaper, which first revealed the idea of a digital currency. A currency that would not be controlled by states or governments and would be decentralized, so that any outside intervention seemed almost impossible. This is Satoshi Nakamoto’s Bitcoin, which is now known … continue reading
The Internet works a little differently than most people think. Especially on the technical side, there are things that need to be understood first in order to understand the big picture. Packet loss is one of those basics that, while often familiar in concept, is largely unknown in detail. To … continue reading
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