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27%
Network overlay with VXLAN
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Photo by Fikri Rasyid on Unsplash
despite different locations and a Layer 3 underlay. An example of VXLAN as an overlay could be a virtual server system that is redundant and uses the virtual IPv4 address 192.0.2.1. The address
27%
Manage containerized setups with Ansible
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Lead Image © Franck Boston, Fotolia.com
.yml Listing 2 Jinja2 Template for Router Mode Proxy location /{{ app_name }}/ { rewrite ^([^\?#]*/)([^\?#\./]+)([\?#].*)?$ $1$2/$3 permanent; proxy_pass http://127.0.0.1:{{ app
27%
OpenVPN with e-tokens in large-scale environments
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© sTan, fotolia.com
version [9]. Listing 3 /etc/openvpn/ccd/John_Doe 01 # John Doe 02 ifconfig-push 192.168.1.3 255.255.255.0 03 push "topology subnet" 04 push "redirect-gateway" 05 push "dhcp-option DNS 192
27%
Password protection with Phpass
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Michael Moeller, fotolia.com
: " . $password . "\n
"; 13 echo "Hash: " . $hashvalue . "\n
"; 14 15 // Compare $password with the store has: 16 $passwordfromdb = '$P$9IQRaTwmfeRo7ud9Fh4E2PdI0S3r.L0'; 17 // stored hash, would
27%
HPC resource monitoring for users
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Lead Image © Andrey_Russinkovskiy, 123RF.com
long run time, I adjusted a few of the application parameters nx = 8000 ny = 8000 t_max = 10000 tolerance = 0.00004D+00 and compiled the code with GFortran on a CentOS 7.8 system. Remora first creates
27%
The new OpenShift version 4
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Artem Egorov, 123RF.com
into Red Hat's cloud strategy? I look at precisely these questions in this article. The Idea Red Hat describes OpenShift as a Platform as a Service (PaaS), which in itself points toward a development
27%
What's left of TLS
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Maria Dryfhout, 123RF
no authentication. Also, the now quite old SSL version  3 is disabled. TLS version 1.0 has long been supported by all browsers, so activation of the old SSL versions should no longer be necessary. Listing 2
27%
Purdue Model for industrial networking
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © James Thew, Fotolia.com
Technology Levels Description Perimeter protection 0, 1, 3, 4 The entire network is secured by strictly controlling and monitoring access from outside, which is particularly
27%
Desired State Configuration for Linux
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © SORAPONG CHAIPANYA, 123RF.com
Shell responds with version number 4.0 to $PSVersionTable, which means you have the required constructs for creating your own configurations: configuration, node, resource. Moreover, the Windows Remote Management
27%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
. This prevents the sender from filling up the cache too quickly. Port Scanners Nmap [3], which recently went to version 5.0, is the Swiss army knife of port scanners. Portbunny [4] is a relatively new tool ... 0

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