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15%
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
15%
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
15%
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
15%
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
15%
Centralized Password Management
06.08.2013
Home »  Articles  » 
 
for authentication in remote login scenarios on Linux servers. Personal, non-administrative identifiers in combination with the use of sudo on Linux, or UAC on Windows, make shared knowledge of the root
15%
HPC Data Analytics
08.08.2014
Home »  HPC  »  Articles  » 
to an interactive system or a user's workstation. Some HPC systems offer what is termed ``remote visualization.'' The University of Texas Advanced Computing Center (TACC) has a system named Longhorn [28
15%
Exploring OpenShift – Red Hat's next-generation PaaS tool
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
(C) Markus Feilner, CC-BY-SA 4.0
added 'myfirstapp-feilner.rhcloud.com,\ 54.89.183.121' (RSA) to the list of known hosts. 19 Connection closed by 54.89.183.121 20 fatal: Could not read from remote repository. 21 22 Please make sure
15%
Tool your HPC systems for data analytics
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Sergey Nivens, 123RF.com
"remote visualization." The University of Texas Advanced Computing Center (TACC) has a system named Longhorn [28] that was designed to provide remote visualization and computation in one system. HPC systems
15%
A ptrace-based tracing mechanism for syscalls
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Photo by Nadjib BR on Unsplash
anew. Execution Stack Unwinding The libraries libunwind and libdw handle the execution stack unwinding of the remote process. A simplified version for dynamically linked libiotrace, without any error
15%
Detect failures and ensure high availability
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by Tim Foster on Unsplash
, install the DRBD package from the operating system's remote repository: $ sudo aptitude install drbd-utils On one node, open the /etc/drbd.conf file and add the details in Listing 2, making the proper

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