Botnets are tricky to spot, but they’re all over the internet and they cause all kinds of damage every day. They lurk inconspicuously in the background and use millions of private computers for malicious purposes. This guide explains how botnets work, how to keep them away, and how you can avoid falling victim to an illegal network.
The SELinux security module is built into the Linux kernel and can be activated on a number of Linux operating systems (distributions). By using SELinux, only essential access to the operating system is permitted. This gives administrators more control over running processes. With SELinux, there is far less risk of unsafe user programs endangering the overall system.
Whenever you go online, you constantly have to use passwords, whether for online banking, online shopping, or logging into a company network. Unfortunately, these passwords aren’t always as secure as they should be. Using a one-time password (OTP) is one way to better protect yourself. In this article, you’ll find out what a one-time password is and why you might want to use one.
UDP flood attacks have been used in the past for denial-of-service attacks. Even servers for major organizations have collapsed under the massive amounts of data. We’ll explain how a UDP flood attack works and provide you with an overview of its technical background, proven security measures, and how it is different from other DoS attacks.
DDoS attacks are occurring more and more frequently. Among the most insidious are HTTP flood attacks. Disguised as regular users on the website, thousands of complex requests are sent to the server until a system failure occurs. Here you will learn what exactly an HTTP flood attack is, how you can identify them, and how you can protect yourself from them.
Security in online banking has always been a cornerstone of the industry – TAN procedures like chipTAN are what make it possible. However, there are also many other variants of this two-factor authentication system that can be used to protect your banking transactions. As they say, a chain is only as strong as its weakest link – and in this case, it’s the user. Find out which TAN procedures are...
The attack pattern of a SYN flood attack has been known since the early years of the World Wide Web. Over time, new attack variants and appropriate protective measures have arisen. DDoS attacks with massive data flows originating from botnets are currently the norm. Learn how SYN flood attacks work. We will explain the concepts of these attacks and countermeasures.
A firewall provides effective protection against viruses and other malware that attempts to infect your computer. However, it needs to be properly configured to do so. In the following article, you will learn how to do this, how a firewall works, and what its limitations are.
DevSecOps is the optimal approach for achieving faster software development, without having to make any cutbacks to security. Security packages are directly integrated into the development process. We’ll explain its pros and cons and clarify the various possibilities for using the system.
Internet security measures have become indispensable these days. Encryption is essential to ensure that unauthorized third parties do not gain access to data or are able to manipulate it. That’s what TLS or Transport Layer Security is for. Here’s what you need to know about this integral element of the modern Internet.