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51%
What's new in Small Business Server 2011
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
A&M Rovenko, 123RF
of editions. If you want to test the new version, you can install a pre-release copy. The trial version [1] is available with a download footprint of around 6.7GB. Besides SBS 2011 Standard and Essentials ... 3
51%
Aggregate alerts from various monitoring systems
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Lead Image © Chittima Kasa, 123RF.com
alerts. You can save yourself some work with the docker-alerta Docker image [3] from the GitHub repository. To begin, open the docker-compose.yml file and change the value for ADMIN_PASSWORD; then, start
51%
Isolating Containers from Container Attacks
06.08.2026
Home »  Archive  »  2026  »  Issue 94 OpenSt...  » 
Photo by Patrick Humm on Unsplash
in the container or if the configurations are too permissive, the attacker can breach the isolation. Achieving a container escape can be accomplished in a variety of ways (Figure 3), the most important attack
51%
Effective honeypots with sensors on production systems
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© monophoto, 123RF.com
(Figure 6). Figure 6: Registered attacks on various ports of production systems at the University of Bonn courtesy of HoneypotMe. All told, some 3
51%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
. Here are some examples: _{3,} – Three or more consecutive underscores · {2,5} – Between two and five spaces in a row (where · is a space) (the·){2} – Two consecutive
51%
Create a high availability VM with  DRBD9  and Reactor
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Emma Simpson on Unsplash
to this component as Horrorsync. Corosync was later split up again. Whereas Corosync now primarily handles the exchange of data between the different systems in a cluster, Kronosnet [3] ensures that the information
51%
With great PowerShell comes great responsibility
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© imagesource, 123RF.com
Shell 2.0, which I use here. Windows 8 and Windows Server 8 will use the new PowerShell 3.0, to be released soon. To begin, I introduce PowerShell information retrieval to you via the "Get" commands
51%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
. This prevents the sender from filling up the cache too quickly. Port Scanners Nmap [3], which recently went to version 5.0, is the Swiss army knife of port scanners. Portbunny [4] is a relatively new tool
51%
Market Overview of OpenStack Distributions
06.08.2026
Home »  Archive  »  2026  »  Issue 94 OpenSt...  » 
Photo by Håkon Grimstad on Unsplash
and driving force. This shift led to a strategic realignment that is now reflected in the name Red Hat OpenStack Services on OpenShift (RHOSO) [3] (Figure 2
51%
Windows Performance Toolkit and System State Analyzer
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Ewa Walicka, fotolia.com
/2008 R2 and Windows Vista/7, although it can also be used with Windows Server 2003 R2 or XP SP3. In contrast to Windows' own performance monitor, the tool doesn't work with indicators that you have

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