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17%
Protecting web servers with ModSecurity
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© KrishnaKumar Sivaraman, 123RF.com
but comprehensively documented [3]. It logs HTTP requests and gives administrators unrestricted access to the individual elements of a request, such as the content of a POST request. It also identifies attacks in real
17%
Guarding against social engineering attacks
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Photo by Benjamin Sow on Unsplash
, the current version was 5.3, so you might see options or menus different from those I discuss here if you work on a different version. BackBox Linux includes the familiar and slick Xfce desktop manager [3
17%
Secure and seamless server access
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Michael D on Unsplash
– assuming you have a Cloudflare account and zone: 1. Create a tunnel and collect its secret token. 2. Add a tunnel configuration specifying the tunnel behavior. 3. Add a DNS entry for Tunnel – it has
17%
The fail2ban intrusion prevention framework
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Flavijus Piliponis, 123RF.com
the smoke and mirrors that some pieces of software employ to keep their workings secret, fail2ban is transparent in the work it does behind the scenes. In simple terms, fail2ban [3] keeps a close eye on your
17%
WordPress, Joomla, and Drupal compared
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © Zoya Fedorova, 123RF.com
.4.5 License GPLv2 GPLv2 GPLv2 System Requirements PHP version 7.2+ 5.3.10, 5.6, or 7.0+ 5.5.9+ Databases MySQL 5.6+, MariaDB 10.0+ My
17%
GUI or Text-Based Interface?
05.12.2018
Home »  HPC  »  Articles  » 
. Figure 3: Sample pop-up dialog from Bash script: dialog --title "Message" --msgbox 'Your job is done' 6 20 If you are interested in writing TUIs for system administration, a great place to start
17%
Modern network diagnostics on Windows and Linux
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Photo by Nk Ni on Unsplash
refined by the -4 or -6 options to limit the results to IPv4 or IPv6 connections. The -f flag lets users specify an address family (e.g., inet for IPv4 and IPv6 or unix for Unix domain sockets), providing
17%
Warewulf 4 – Environment Modules
20.03.2023
Home »  HPC  »  Articles  » 
. My Warewulf 4 cluster currently runs Rocky 8.6 (soon to be 8.7). A container used for the stateless compute nodes is the same as the head node (Rocky 8.6). Both /home  and /opt  are NFS shared from
17%
Versioned backups of local drives with Git
28.11.2022
Home »  Archive  »  2022  »  Issue 72: OpenS...  » 
[3] free of charge (Figure 1). The client can be used for both development and backup repositories. Git Extensions [4] offers a somewhat older, technically overloaded look and feel (Figure 2
17%
PowerShell scripts for managing Microsoft 365 components
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Lead Image © vska, 123RF.com
The object ID (1c9c09d7-4b3c-4f37-b2cf-e3b8ad0a2ecf in this example) can then be used to search for audit entries: Get-AzureADAuditDirectoryLogs -Filter "targetResources/any (tr:tr/id eq '1c9c09d7-4b3c-4f37

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