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25%
Creating and evaluating kernel crash dumps
31.10.2025
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© Giuseppe Ramos, 123RF.com
of a full-fledged VMware workstation installation. Users who are prepared to experiment can simply copy the tool to a computer of their choice and convert the image there. The vmss2core -N6
25%
A Btrfs field test and workshop
31.10.2025
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© Adrian Hillman, 123RF.com
System, DUP: total=8.00MB, used=4.00KB Metadata, DUP: total=1.00GB, used=79.20MB If Btrfs only has one device available when the filesystem is created, it automatically generates a duplicate
23%
Building a custom Cyberdeck
07.10.2025
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Lead Image © Lucy Baldwin, 123RF.com
launched nary 20 years ago (Figure 1). Its underpowered early Atom CPU cannot support a modern graphical environment, but the intended use as a terminal in init 3 mode moots that concern entirely. Sadly, I
23%
News for Admins
07.10.2025
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AMD64 and ARM64 HTTP Boot support in Debian Installer and Live images for UEFI/U-Boot systems Upgraded software stack: Gnome 48, KDE Plasma 6, Linux kernel 6.12 LTS, GCC 14.2, Python 3
23%
Managing computers with Rex
31.10.2025
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© Stanislav Rishnyak, 123RF.com
computers running the Linux distributions CentOS 5 and 6, Debian 5 and 6, Fedora, Gentoo, Mageia, openSUSE, RHEL 5 and 6, Scientific Linux, and Ubuntu 10.04, 11.04, and 12.04. Additionally, it can handle
23%
Securing email communication with GnuPG
07.10.2025
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Photo by Amol Tyagi on Unsplash_Key.jpg
output similar to ed25519 2022-08-29 [SC] [expires: 2027-08-20] uid [ultimate] Name name@example.org updgef8corpy81hia1rhd8npqiti6nzf @example.org In the output you will see a 32-character string
23%
Harden your Linux servers to stop malware
07.10.2025
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Lead Image © Danila Krylov, 123RF.com
: When rkhunter --cronjob is called, the tool does not prompt for input or display colors, and it sends the output to the logfile. The last 20 lines contain a summary, and the Possible rootkits line
22%
Moving HPC to the cloud
31.10.2025
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© Zarko Cvijovic, 123RF.com
of options, including dual four-core Xeon, dual six-core Xeon, or quad 12-core AMD processors ranging in speed from 2.2 to 2.9GHz with 24 to 128GB of RAM per server and up to 1TB of scratch local storage per

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