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9%
Purdue Model for industrial networking
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © James Thew, Fotolia.com
represents different aspects and functions within an industrial network. Levels 0, 1, and 2 relate to direct production control. Level 0 includes sensors and actuators that interact directly with the physical
9%
Monitoring Tools for Admins
04.11.2025
Home »  Articles  » 
after breaking it into pieces. Once more, I stopped writing and dropped this article (0 for 2). I took one final swing at having AI tell me what it thought the important issues were in HPC. This time I
9%
State-of-the-art virtual private networks
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Maxim Kazmin, 123RF.com
encryption in SSL 3.0 ensures maximum security and performance. SSTP VPNs are thus a class of SSL VPNs, like Cisco's WebVPN or the Vigor Router by Draytek, that basically work in the same way as IPsec, L2TP
9%
Find Entra ID vulnerabilities with AzureADRecon
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Ricardo Gomez Angel on Unsplash
ADRecon Prerequisites .NET Framework 3.0 or newer (included in Windows 7 and later) PowerShell 2.0 or newer (included in Windows 7 and later) AzureAD PowerShell Module 3.0 or newer – installable
9%
EGroupware, Group Office, and Kopano compared
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © 36clicks, 123RF.com
the email client role, it can be supplemented by an email server if required. Here, Group Office supports Postfix [12] or Dovecot [13] as mail transport agents (MTAs). However, on Linux systems, this feature
9%
Configuration management with CFEngine 3
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Lead Image © iofoto, Fotolia.com
://cfengine.com has a Quickstart Guide with mini-documentation, whereas http://docs.cfengine.com has the official documentation. An archive [12] also houses a hodgepodge of old manuals, some of which are easier to read
9%
Advanced monitoring techniques for Azure VMs on Linux
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Photo by Paul Morley on Unsplash
verify these checksums: import hashlib def calculate_checksum(log_entry): return hashlib.sha256(log_entry.encode('utf-8')).hexdigest() # Example log entry log_entry = "2024-06-15 12:00:00 Failed login
9%
Ceph Dashboard at a Glance
02.06.2026
Home »  Archive  »  2026  »  Issue 93 Disast...  » 
Lead Image © Prin Pattawaro, 123RF.com
], ceph health detail [11], and ceph osd tree [12] to piece together the big picture. As an added bonus, the Dashboard simplifies access to Ceph and RADOS for users and operators who do not work
9%
Parallel Versions of Familiar Serial Tools
28.08.2013
Home »  HPC  »  Articles  » 
). You can specify the number of threads to use and the block size, as in this example, % pbzip2 -p 8 -b15vk massivetarball.tar which uses eight threads and a block size of 1500KB (1.5MB). A second
9%
Profiling Is the Key to Survival
19.12.2012
Home »  HPC  »  Articles  » 
has the following specifications: 4 cores at 3.8GHz (turbo to 4.2GHz) 4MB L2 cache 384 Radeon cores 800MHz GPU clock speed DDR3 1866MHz memory 100W Putting both the CPU

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