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36%
Open source ticket system
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Photo by Toa Heftiba on Unsplash
. The platform also comes with secure email communication that supports OAuth 2.0 for POP3 and IMAP email protocols to enable modern and secure authentication for the retrieval of email from services
36%
Monitoring IoT devices
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Lead Image © alexutemov, 123rf.com
, the current version of the agent requires 36MB of RAM, 63MB of memory space, and a network bandwidth of 237bps (uplink) and 79bps (downlink), which enables Datadog to collect CPU utilization, I/O rates, TCP
36%
Ongoing Cyberattack Prompts New CISA Guidance for Communications Infrastructure
05.12.2024
Home »  News  » 
 
, such as Cisco Discovery Protocol (CDP) or Link Layer Discovery Protocol (LLDP). Disable Internet Protocol (IP) source routing. Disable Secure Shell (SSH) version 1. Ensure only SSH version 2.0 is used
36%
Operating system images with bootc
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Lead Image © alfazetchronicles, 123RF.com
that the components are included in the image: # podman run --rm -it quay.io/centos-bootc/centos-bootc:stream9 rpm -q kernel systemd podman bootc kernel-5.14.0-467.el9.aarch64 systemd-252-37.el9.aarch64 podman-5.1.0
36%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 25/tcp closed smtp
36%
Create a high availability VM with  DRBD9  and Reactor
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Emma Simpson on Unsplash
. Listing 1 DRBD Resource for VM # vi /etc/drbd.d/proxy.res resource proxy { device drbd0; disk /dev/drbd/proxy; meta-disk internal; on alice { address 10.42.0.100:7789; node-id 0
36%
Linux small business servers compared
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Umzugskartons, fotolia.
.2-2 Community Edition used for this test is also available in a 32-bit version and as a virtual machine image. According to the Zentyal roadmap, version 3.0 was about to be released at the time of testing
36%
Getting your virtual machine dimensions right
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Photo by ROCCO STOPPOLONI on Unsplash
increases. Figure 1 illustrates this for a two-socket system. Figure 1: A two-socket system (two NUMA nodes) showing local and remote RAM access from CPU0
36%
Reducing the Attack Surface in Windows
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Photo by Sander Sammy on Unsplash
, signed drivers Yes 56a863a9-875e-4185-98a7 b882c64b5ce5 Stops Adobe Reader from creating child processes No 7674ba52-37eb-4a4f-a9a1-f0f9a1619a2c Stops all Office
36%
Traffic analysis with mitmproxy
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © r lakhesis, 123RF.com
installing the software locally and enter a proxy address of 127.0.0.1:8080 . You could also use a proxy auto-configuration (PAC) file to simplify the global network configuration; the required files

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