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17%
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
17%
SSHFS for Shared Storage
15.09.2020
Home »  HPC  »  Articles  » 
need SSH active on both systems. Almost all firewalls are set up to allow port 22 access or have mapped port 22 to a different port that can accommodate SSHFS. All the other ports can be blocked
17%
DiffServ service classes for network QoS
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Elgris, Fotolia.com
for each class, and the recommended values (decimal and binary) of AF codepoints. Table 1 Assured Forwarding Codepoints Priority Level Class 1 Class 2 Class 3 Class
17%
Haskell framework for the web
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Photo by Aidas Ciziunas, Unsplash.com
Press [1], Drupal [2], or Joomla [3], generally they only have to unpack the core on the server and then add other modules. Installing security updates conscientiously and in good time counteracts ubiquitous
17%
Shared Storage with NFS and SSHFS
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © Oleksiy Mark, 123RF.com
an alternative that has more security. SSHFS Filesystem in Userspace (FUSE) [3] offer several attractive features. Such filesystems are easy to code because they are in user space (have you tried getting
17%
Live migration of virtual machines with KVM
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © SV-Luma, 123RF.com
(e.g., iSCSI, Fibre Channel), or you can stick with NFS. For example, NetApp Clustered ONTAP also offers support for pNFS, which newer Linux distributions such as Red Hat Enterprise Linux or CentOS  6
17%
Exploring PowerDNS
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © ladyann, 123RF.com
and records DNSSEC support (as of 3.x) Web-based management options DNS data stored in plain text (BIND compatible) IPv4 and IPv6, UDP/TCP, 100% compliant [3] MySQL, Postgre
17%
Secure containers with a hypervisor DMZ
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © lightwise, 123RF.com
. One well-known example comes from the field of networks, when securing a website with an application and database. A buffer zone, known as the demilitarized zone (DMZ) [3], has long been established
17%
The AWS CDK for software-defined deployments
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image © krisckam, 123RF.com
Kubernetes Service (AKS) [3], make it possible to provision immensely complex orchestration platforms and tools with point-and-click web interfaces or a simple command-line invocation. In this dimension, many
17%
Time-series-based monitoring with Prometheus
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Juthamas Oonhawat, 123RF.com
such as containers. In native cloud environments, Prometheus [3], with its time series database approach, has therefore blossomed into an indispensable tool. The software is related to the Kubernetes [4] container

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