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46%
A modern logging solution
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
of a forwarder node configuration is shown in Listing 2, whereas Listing 3 shows an aggregator node. In these examples, the forwarder node tails a logfile and forwards the log events to the aggregator node, which
46%
DNS filtering with authentication
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Photo by Nathan Dumlao on Unsplash
to the developers, 768MB of RAM and 4GB of free disk space are all it takes; moreover, UDP/53, TCP/80, and TCP/  443 ports are required. Starting NxFilter is unproblematic on popular operating system platforms
46%
Vagrant, Serf, Packer, and Consul create and manage development environments
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © 36clicks, 123RF.com
these base images "boxes." Prebuilt boxes can be downloaded free of charge via the community collection on Vagrantbox.es [3] (Figure 1) or from the Vagrant Cloud powered by HashiCorp [4]. The latter provides
46%
Build secure IoT applications with open source
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Maksim Kabakou, 123RF.com
to fix. Updates are data intensive. Even a small radio firmware for a 3G or 4G cellular modem can be 10 to 20MB, and embedded Linux root filesystems are becoming larger and larger. Thus, patch or delta
46%
Detecting security threats with Apache Spot
14.03.2018
Home »  Archive  »  2018  »  Issue 44: Cloud...  » 
Photo by Geran de Klerk on Unsplash
risks, quantifying possible data loss and responding to attacks. Apache Spot [3] uses big data and modern ML components to improve the detection and analysis of security problems. Apache Spot 1.0 has been
46%
IT automation with SaltStack
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Photo by Harry Cunningham on Unsplash
must be systemd. In turn, the group3 node group could reference group2 and add a query that only finds hosts on the 10.10.10.0/24 network. Further possibilities and a detailed explanation of the syntax
46%
Microsegmentation with VMware NSX and vRealize Automation
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © hketch, photocase.com
Realize Automation creates a new network with the help of Orchestrator and registers this network with the DLR so that the newly-created network can be routed through the L3 gateway. To create a routed network
46%
Integrate remote cloud storage
27.09.2024
Home »  Archive  »  2024  »  Issue 83: Storage  » 
Lead Image © rawintanpin, 123RF.com
-in package managers. Table 1 Rsync vs. Rclone Feature Rsync Rclone License GPLv3 MIT Intended use Data backup between two computers or servers
46%
Manage logical volumes with GUI tools
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © grafner, 123RF.com
of physical and logical volumes that can join the group – 256 is the default. Also specify the size of the individual memory cells here; this defaults to 4MB per unit (Figure 3). The new group, which you can
46%
SSHFS for Shared Storage
15.09.2020
Home »  HPC  »  Articles  » 
 on /sys type sysfs (rw,nosuid,nodev,noexec,relatime) proc on /proc type proc (rw,nosuid,nodev,noexec,relatime) ... /dev/nvme0n1p1 on /boot/efi type vfat (rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname

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