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25%
Shell scripts: Equal rights for Unix derivatives and Linux
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Mike Flippo, 123RF
environments. The example in Listing 3 shows how you could handle scripting if this is relevant to your environment. Listing 3 Handling Special Cases 01 OS=`uname -s` 02 RSH="rsh -l user" 03 RSH2
25%
Safe Files
16.04.2015
Home »  HPC  »  Articles  » 
-encrypted hard drives (SEDs). However, not everyone is using encryption. Recent revelations about accessing the data of individuals includes the story about how the NSA and Britain’s Government Communications
25%
What's new in Samba 4
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© Natalia Sheinkin, 123RF.com
Samba 4 has been under development for 10 years. In that same time, the Samba 3.x series also has seen numerous releases and advancements. This parallel development has led to some confusion over
25%
Converting filesystems with Fstransform
24.09.2012
Home »  Articles  » 
 
drawbacks. Not Without My Backup For example, Fstransform only supports the common filesystems on Linux: ext2, ext3, ext4, ReiserFS, JFS, and XFS. The Windows filesystems NTFS, MS-DOS, and FAT32
25%
Ransomware: Prepare for emergencies
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Photo by Michael Geiger on Unsplash
of manipulated USB devices. You can try for yourself what is possible with such USB devices: The "USB Rubber Ducky" [3] offered by Hak5 looks like a USB stick, but it is also a keyboard and can be used to execute
25%
How Linux and Beowulf Drove Desktop Supercomputing
17.02.2021
Home »  HPC  »  Articles  » 
tools, it is close to the beginning. More importantly, it is where the concept of free software started. GNU (an acronym for GNU’s Not Unix) was launched in September 1983 by Richard Stallman
25%
Core Linux Commands for HPC
09.03.2025
Home »  Articles  » 
Lately, I’ve been thinking more about what’s happening in the world of HPC. The items that have risen to the top are the following: During SC24 I had a few very enthusiastic people ask me how
25%
Secure microservices with centralized zero trust
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Christopher Ruel on Unsplash
company, or a multinational conglomerate; the important points are the top-down control of every identity issued, its structure, its time to live (TTL), and, of course, the workload(s) to which it is issued
25%
Manage OpenVPN keys with Easy-RSA
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Orlando Rosu, 123rf.com
for all existing users without a certificate (Listing 2). send_certs_and_config.py (Listing 3) signs them with S/MIME and mails to the VPN users. revoke_remove_cert_without_user (Listing 4) is applied
25%
Test your containers with the Docker Desktop one-node cluster
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Alex Kondratiev on Unsplash
that is transparent to your users. In other words, you need a container orchestration platform. The unquestioned leader in orchestration is Kubernetes (K8s for short). It is easy to get started with Kubernetes if you

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