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19%
Automation Scripting with PHP
16.10.2012
Home »  Articles  » 
 
not available on $system"; } else{ echo "Port $port is open on $system"; fclose($fp); } } ?> Then, create a list of systems and save it to system_list.txt . Mine consists of five IP addresses: 192.168.1.70 192
19%
Single sign-on like the big guys
20.06.2022
Home »  Archive  »  2022  »  Issue 69: Terra...  » 
Lead Image © Sergey Nivens, 123RF.com
will travel through the other end of the spectrum: How to enable your application with proper SSO, with or without writing code. The Keycloak Project Keycloak is a mature free and open source software (FOSS
19%
Ansible as an alternative to the Puppet configuration tool
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Jenzig, photocase.com
a contribution to the world of open source system administration. Puppet grew as a variety of important features made their way into the development – including the ability to retrieve the configuration from
19%
Cyber security for the weakest link
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Photo by Geran de Klerk on Unsplash
to the Internet by opening ports that are not at all necessary and offering additional targets. For example, a gap in the SMB protocol became public in early 2017; web servers still had this port open and thus
19%
Isolate workloads from Docker and Kubernetes with Kata Containers
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Photo by Stephen Pedersen on Unsplash
with its Clear Containers project [2], which uses the VT-x technology built into most modern Intel CPUs. Under the umbrella of the OpenStack Foundation, which for some time now has not dealt exclusively
19%
Acquiring a Memory Image
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © lightwise, 123RF.com
Figure 4: Successfully connected to the Windows box at 192.168.1.129. The iscsiadm command is an open-iscsi administration utility that allows discovery and login to iSCSI targets, as well as access
19%
Web-based network monitoring
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © arasdubov, 123RF.com
browser on http://127.0.0.1:9000 and log in as admin with the default password bloonix . The service's web interface first opens a dashboard on which you can view the active services and check out
19%
Remote maintenance and automation with RPort
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Claudia Soraya on Unsplash
. The open source software updates the inventory independently, integrating access to all systems by SSH or remote desktop. In the centralized, web-based dashboard, the inventory shows all systems
19%
HPC Container Maker
13.06.2018
Home »  HPC  »  Articles  » 
and libraries for building the application(s) and its dependencies. For both users and developers, the containers can be executed as they’ve been created, or you can open a shell into the container. From
19%
TLS 1.3 and the return of common sense
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image Creative Commons CC0 TheDigitalArtist Pixabay
protocol before version 1.3 have opened the possibility of protocol downgrade attacks (Logjam to export-grade cryptography, FREAK to a weak RSA key exchange), connection renegotiation attacks (TLS Renego

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