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19%
Seven free blocking filters for ads
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © enciktep, 123RF.com
$ sudo systemctl restart dnsmasq 07 $ sudo pkill -USR1 dnsmasq Dnsmasq learns the content of the blacklist from an entry in its configuration (lines 3-5). The service then restarts (line 6
19%
Automation with Ansible
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Wavebreak Media Ltd, 123RF.com
work. Ansible consistently uses convention over configuration, so you need to store the previously mentioned files in a directory tree on the local workstation as shown in Listing 3. Listing 3
19%
Cloud security with AWS GuardDuty
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Amy Walters, 123RF.com
supports IP-based threat lists. Two of my favorites are Tor exit nodes [3] and Open Threat Exchange (OTX) community feeds from AlienVault [4], but you may find some others by just doing some research
19%
Reading email in the browser with Horde
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
©Daniel Villeneuve, 123RF.com
, 09 'protocol' => 'imap', 10 'port' => 143, 11 // Plaintext logins are disabled by default on 12 // IMAP servers (see RFC 3501 [6.2.3]) 13 'secure' => 'tls', 14 'maildomain
19%
CephX Encryption
27.03.2013
Home »  HPC  »  Articles  » 
/libvirt/secrets (Figure 3). What’s missing is the actual key that libvirt needs for this password. The appropriate command is: virsh secret-set-value 46d801da-7f82-4fa4-92cd-a19e6999d2e6 `ceph-authtool \ --name client ... The RADOS Object Store and Ceph Filesystem: Part 3
19%
Exploring the HPC Toolbox
04.11.2011
Home »  HPC  »  Articles  » 
testing on a test cluster, because the production systems are 100% identical. Partimage [2] is an easy-to-use imaging tool that backs up and restores different types of partitions. SystemImager [3] is far
19%
Use Linux Containers with WSL2 on Windows
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Photo by Muneeb Syed on Unsplash
: docker commit / One example is: docker commit 662f25d6d835 joos/joosimageweb Besides using the terminal, you can also manage containers in WSL from the Docker Desktop
19%
Security after Heartbleed – OpenSSL and its alternatives
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © Ilya Masik, fotolia.com
? Actually, warning voices were heard for some time, particularly at the FOSDEM 2014 conference [3] (Figure 2). Figure 2: At FOSDEM 2014, BSD developer Poul
19%
OpenStack Trove for users, sys admins, and database admins
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © cheskyw, 123RF.com
intervention by the user. The command: trove create lm-slave 1 --size 2 --slave_of ae427c76-eee3-11e6-802a-00215acd73e2 would add a slave node named lm-slave of flavor 1 to the database with the ID ae427c76
19%
Software-defined networking for the future
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Leio McLaren on Unsplash
and hardware, network virtualization primarily means the separation of data and control paths. Several higher levels are implemented in the network, from which the underlying switches and routers (Layers 2 and 3

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