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24%
Security without firewalls
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© rukanoga, 123RF.com
in advance of your deny rules. Otherwise, you might lose remote access. Luckily, the modem I dialed into over the Linux router reset as expected within a minute or so. Then, I could dial back in to fix
24%
Free Security Compliance Manager hardens server systems
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Dmitriy Shironosov, 123RF.com
as a GPO backup, copy it to a domain controller or use the Group Policy Manager on the local workstation. To do this, you must install the appropriate Remote Server Administration Tools. The settings can
24%
Monitoring Tools for Admins
04.11.2025
Home »  Articles  » 
. Remora (resource monitoring for remote applications) can be used by any user to run their applications. In the next article, I will go over the steps to install it, use it, and interpret what Remora
24%
Enterprise communication with IRC
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© anyka, 123RF.com
* The remote server will have these passwords reversed. 12 */ 13 send_password = "topsecret"; 14 accept_password = "topsecret"; 15 16 /* port: the port to connect to this server
24%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
administrative access can use some powerful tools to crack the passwords on your system. The hacker will save a system's password and shadow files to a remote location. This procedure allows the hacker to crack
24%
Monitoring virtualization environments with Nagios and Icinga
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Sergej Khackimullin, 123RF
before other problems. Although the Nagios Remote Plugin Executer (NRPE) is the standard in many environments, SSH is preferable, not only because of its firewall awareness and vendor updates, but above
24%
Server virtualization with Citrix XenServer
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Goss Vitalij, Fotolia
information GUI, which provides a plethora of useful information concerning the server. The SMTP Agent that installs at the same time lets you remotely monitor XenServer using, say, Nagios. The close link
24%
Can your web server be toppled with a single command?
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Almagami, 123RF.com
. Of course, you can apply these rate-limiting rules to any port number on your server, but proceed with caution and don't lockout remote access by accident if you decide to experiment with the ruleset. What I
24%
Full-spectrum security scanner
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Jakob Boman on Unsplash
images and those in registries), the filesystems of running systems or virtual machines (VMs), remote code repositories, infrastructure-as-code (IaC) manifests, and even live Kubernetes clusters
24%
Internal central repositories for PowerShell modules
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Kenny Eliason on Unsplash
SilentlyContinue)){ Register-PSRepository <Repo-Name> } This command can be executed in different ways on all of your systems, and you can use PowerShell remoting to start this command centrally

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