Articles

Key Master  

Admin teams can use secret sharing to centrally manage shared access to user accounts and services. HashiCorp Vault is one of the few tools that has proven effective when it comes to implementing this solution. Here's how to use this open source tool and keep important credentials safe.

Small but Mighty  

We show you how to install and use the NEMS distribution of Nagios network monitoring on a Raspberry Pi.

Perfect Fit  

In native cloud environments, classic monitoring tools reach their limits when monitoring transient objects such as containers. Prometheus closes this gap, which Kubernetes complements, thanks to its conceptual similarity, simple structure, and far-reaching automation.

Fair Serving  

Linux uses the Logical Volume Manager to manage large hard drives and mass storage clusters efficiently. We look at various graphical tools that help serve up logical volumes and volume groups.

Search Help  

Use Yara to search your files and applications for hints of a cyberattack.

The Pure Doctrine  

Internet providers often market their open interfaces as RESTful, but is this true of the APIs, especially when no standard exists? We introduce some REST providers and look at how closely their API architectures reflect the REST principle.

Interaction  

The OpenStack cosmos cannot ignore the trend toward containers. If you want to combine both technologies, projects like Magnum, Kolla, and Zun come into play. Which one?

Let's Talk  

If you run microservices in containers, they are forced to communicate with each other – and with the outside world. We explain how to network pods and nodes in Kubernetes.

Always On  

Despite the abundance of tools that test code and help improve the effectiveness of a continuous integration pipeline, automated security testing is much more difficult to get right than it might appear.