Articles

Putting On the Brakes  

Slowloris can help you harden your web servers against denial-of-service attacks that restrict the availability of web services.

A Helping Hand  

OTOBO is a user-friendly and completely free ticket system designed to handle complex service requirements that offers an alternative, easy-to-use support tool with Active Directory integration and single sign-on. We show you how to set up and configure OTOBO and how to connect it to third-party systems such as Entra ID.

Spy Story  

The Tactical RMM open source tool offers a combination of remote monitoring and management, with agents to support Linux, macOS, and Windows.

Stow It!  

The GNU Stow tool in combination with Ansible can help you manage configuration files.

Secret Symbols  

Many rules for secure passwords pose major obstacles for unsuspecting users. We investigate how meaningful rigid guidelines are, restate how important passphrases and passkeys are becoming, and offer two recommendations for team-capable password management.

Toughen Up!  

Many experienced administrators find that Active Directory is particularly problematic in terms of security. We reflect on the secure design, rigorous hardening, and security-conscious management of this service.

Neat Packaging  

We present an example that shows how syslog-ng uses the new logging format of the sudo tool to process sudo messages.

Quick Start  

Training language models and AI algorithms requires a powerful infrastructure that is difficult to create manually. Although Kubeflow promises a remedy, it is itself a complex monster … unless you are familiar with the right approach that lets you get it up and running fairly quickly.
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