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29%
Cloud security with AWS GuardDuty
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Amy Walters, 123RF.com
grants permissions to enable GuardDuty. If some instances expose ports like 22 or 3389 to the world (0.0.0.0/0), you should soon see some findings of malicious IPs trying to get into your systems
29%
Manage OpenVPN keys with Easy-RSA
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Orlando Rosu, 123rf.com
in the background with command lines like that shown in Listing 1. Listing 1 OpenSSL from Hell openssl x509 -req -CA ca.crt -CAkey ca.key -set_serial 0x$(openssl rand -hex 16) -days 3650
29%
Getting started with the Apache Cassandra database
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Almos Bechtold on Unsplash
of the data. For data retrieved from all geographic regions (e.g., photos of celebrities) a separate partition is available everywhere that reduced cross-partition traffic by 20 percent, saving a large amount
29%
Proactive Monitoring
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Tom Wang, 123RF.com
and runs in a Java virtual machine, Riemann has a web interface (the Riemann Dash) and various clients for Linux, OS X, and Windows. The Riemann service stores all the information in its index and uses
29%
Keeping Docker containers safe
13.02.2017
Home »  Archive  »  2017  »  Issue 37: Distr...  » 
Lead Image © Irina Tischenko, 123RF.com
others. Use SELinux, if possible; otherwise, use AppArmor [16], grsecurity [17], or PaX [18] to lock down unexpected system resource access. Patch your systems more often than usual; even official
29%
Flatpak, Snap, and AppImage
09.06.2018
Home »  Archive  »  2018  »  Issue 45: Autom...  » 
Photo by Quino Al on Unsplash
programs. You will find instructions on GitHub [19]. Some developers behind the AppImage project have also launched the appimaged [20] daemon, which scans certain user directories for AppImage files
29%
HPC fundamentals
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © Kasia biel, 123RF.com
seconds set connect timeout (default is 10 sec) -u seconds set command timeout (no default) -f n use fanout of n nodes -w host,host,... set target node list on command line -x
29%
WordPress, Joomla, and Drupal compared
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © Zoya Fedorova, 123RF.com
SQL 5.1+, PostgreSQL 8.3.18+, SQL Server 10.50.1600.1+ MySQL 5.5.3+, MariaDB 5.5.20+, Percona 5.5.8+, PostgreSQL 9.1.2+, SQLite 3.4.2+ Web Server Apache and Nginx recommended
29%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Igor Stevanovic, 123RF.com
-related error information and report it. This was initially done outside of the kernel at the beginning of the project, but, starting with kernel 2.6.16 (released March 20, 2006), edac was included
29%
Kea, the ISC's successor to the DHCP daemon
03.08.2023
Home »  Archive  »  2023  »  Issue 76: Energ...  » 
Photo by Markus Winkler on Unsplash
: "routers", "value": "192.168.2.254" }], "reservations": [{ "hw-address": "00:11:22:33:44:55", "ip-address": "192.168.2.60", hostname: "host-2-60" }, { "hw-address": "00

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