Articles

Lead Image © Kirill Makarov, 123RF.com

Lead Image © Kirill Makarov, 123RF.com

Comparing system rescue distros

Rescue systems play a particularly important role for desktops because they cannot simply be reinstalled on the fly. We look at venerable but outdated Knoppix and three still in development: Grml, SystemRescue, and Finnix.
Photo by Barnabas Davoti on Unsplash

Photo by Barnabas Davoti on Unsplash

File access optimization discovery and visualization

File I/O is a limiting factor for many applications and can become a bottleneck for data-intensive computing. We analyze different file access functions and present a script that visualizes and optimizes inefficient file I/O.
Photo by Samantha Sophia on Unsplash

Photo by Samantha Sophia on Unsplash

Designing a secure Active Directory

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.
Photo by Kelly Sikkema on Unsplash

Photo by Kelly Sikkema on Unsplash

Processing the new sudo logging format

We present an example that shows how syslog-ng uses the new logging format of the sudo tool to process sudo messages.
Lead Image © berkay08, 123RF.com

Lead Image © berkay08, 123RF.com

Passwords, passphrases, and passkeys

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.

Monitoring Tools for Admins

Monitoring tools can help you better understand your applications.

Photo by The New York Public Library on Unsplash

Photo by The New York Public Library on Unsplash

Centrally manage configuration files

The GNU Stow tool in combination with Ansible can help you manage configuration files.
Photo by Marten Newhall on Unsplash

Photo by Marten Newhall on Unsplash

Remote access with Tactical RMM

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

More TUI Tools for HPC Users

Text-based user interfaces serve up valuable information about your GPUs and CPUs with a minimal effect on your operations.

ratarmount Archive Mount Tool

The ratarmount archive mounting tool offers fast, random access to archived resources.

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