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12%
News for Admins
05.02.2023
Home »  Archive  »  2023  »  Issue 73: Datab...  » 
 
/security/hackers-hijack-linux-devices-using-proot-isolated-filesystems/) explains it this way: "Hackers are abusing the open source Linux PRoot utility in Bring Your Own Filesystem (BYOF) attacks to provide a consistent repository of malicious tools that work on many Linux
12%
A Password Protection Service
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © bluebay, 123RF.com
that don't require authentication. Fail2ban provides system administrators with a cost-free method for protecting servers and services. Even the most junior system administrator can set up and manage Fail2
12%
Exchange Online migration with the Hybrid Agent
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © Natee Srisuk, 123RF.com
servers need to be able to connect to Office 365 over port 443 to retrieve available/busy information. Microsoft provides a script [2] for checking the connection settings before installation. Start
12%
Favorite benchmarking tools
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © Lucy Baldwin, 123RF.com
supported in JSON, CSV, and even Markdown. Bench Test The bench [8] command also is geared toward statistical analysis of multiple sampling runs, but it provides much less feedback as measurements are being
12%
Common DevOps Mistakes
29.11.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © leeavison, 123RF.com
and cofounder of rollout.io, a company located in San Francisco that provides a feature flag management system, enabling developers to build and deploy apps quickly and safely. Rusovsky holds a B
12%
Filesystem Murder Mystery
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © Lucy Baldwin, 123RF.com
1) [1], providing me yet another unnecessary opportunity to procrastinate. What followed was one of the most interesting Twitter threads in performance-tuning in recent memory and a great practical
12%
Accelerate web applications with Varnish Cache
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © Aleksandr Frolov, 123RF.com
providers are probably already working with Varnish, seeking to deliver their data as quickly as possible across continents. How this works is shown by a few VCL examples, in which Varnish plays out its speed
12%
Scanning servers with Nikto
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © spleen87, photocase.com
holes. By fixing these misconfigurations or previously unknown issues on your web servers, you can cover your tracks to provide a more robust security posture. Setting Sail Nikto [1] holds nothing back
12%
Successful protocol analysis in modern network structures
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © konstantynov, 123RF.com
-VM traffic flows need to be forwarded to the monitoring and analysis application. Virtualization solution vendors provide guest access to a virtual network adapter for this purpose. This access to the data
12%
A Bash-based monitoring tool
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © citalliance, 123RF.com
], is a bit more interactive than top, but it provides very similar information. htop uses ncurses for the interface but reads the data from /proc, as top does. It has a nice graph at the top of the default

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