Articles
Security analysis with Security Onion
Security Onion offers a comprehensive security suite for intrusion detection that involves surprisingly little work.
Discover vulnerabilities with Google Tsunami
Google Tsunami security scanner detects errors that typically signal danger and outputs alerts. We look into how you can get the tool up and running and even write the required plugins yourself.
Build your own cloud with antMan
Discover the advantages and disadvantages of turning a bare metal system into the core of an antMan cloud and whether the free Community Edition and its limitations will work in your case.
System temperature as a dimension of performance
Sensor tools can provide highly variable data from CPUs, GPUs, and a variety of sources. We look at some tools to verify the temperature of components on diverse hardware.
Package management tools for Windows
Chocolatey and WinGet offer full-fledged package management on Windows, but which is best for your environment?
CrowdSec crowd security service
Threats can be detected and averted at an early stage with crowd security, in which organizations form a community to take concentrated action against cyberattacks by sharing attack data. We explain how this strategy works with the CrowdSec cloud service.
Verifying your configuration
Automated acceptance testing is a powerful tool for catching problems related to misconfiguration. We'll show you how to implement your own acceptance testing environment with a free tool called goss.
The end of SHA-1
The SHA-1 cryptographic hash function has been considered insecure for a long time. Some Linux distributions have banned or no longer use it – with some consequences, though.
Data security and data governance
Protecting data becomes increasingly important as the quantity and value of information grows. We describe the basics of data security and governance and how they intertwine.
Network monitoring with Zeek
Zeek offers an arsenal of scripts for monitoring popular network protocols and comes with its own policy scripting language for customization.
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