Articles

Lead Image © lightwise, 123RF.com

Lead Image © lightwise, 123RF.com

Monitor your network infrastructure with SNMP

If you don't have the staff to monitor your network in real time, SNMP and a couple of scripts are all it takes to keep track of your device jungle.
Lead Image © Orlando Rosu, 123RF.com

Lead Image © Orlando Rosu, 123RF.com

A TurnKey Linux software evaluation platform

TurnKey Linux comes with more than 100 of the most important free enterprise solutions to create a test environment for evaluating new open source system or business software on a local system, on a virtual machine, or in the cloud.
Lead Image © momo5287, 123RF.com

Lead Image © momo5287, 123RF.com

TCP Stealth hides open ports

Port scans for finding vulnerable services are nothing new, and port knocking as a defense has been around for a while, too. TCP Stealth tries to do something similar, but it takes a more sophisticated approach. We take a closer look.
Lead Image © Volodymyr Krasyuk, 123RF.com

Lead Image © Volodymyr Krasyuk, 123RF.com

iSCSI: Set up and use LIO targets

The LIO multiple-protocol SCSI target is perfectly suited for complex test environments, especially because of its support for SCSI standards across the board.
Lead Image © agencyby, 123RF.com

Lead Image © agencyby, 123RF.com

GlusterFS or Ceph

Many shared storage solutions are currently vying for users’ favor; however, Ceph and GlusterFS generate the most press. We compare the two competitors and reveal the strengths and weaknesses of each solution.
Lead Image © Vlad Kochelaevskiy, Fotolia.com

Lead Image © Vlad Kochelaevskiy, Fotolia.com

Scalable mail storage with Dovecot and Amazon S3

Admins can solve typical mail server scalability problems with Dovecot’s Amazon S3 plugin and the Ceph distributed object store.
Lead Image © insima, 123RF.com

Lead Image © insima, 123RF.com

Security in the network with Kali Linux

Thanks to its huge choice of security tools, Linux is perfectly suited to securing heterogeneous networks. With a specialized distro like Kali Linux, you can quickly locate and eliminate security vulnerabilities.
Lead Image © SV-Luma, 123RF.com

Lead Image © SV-Luma, 123RF.com

Optimizing utilization with the EDF scheduler

The superior "Earliest Deadline First" task scheduling method has been part of Linux since kernel 3.14.
Lead Image © Maksim Kabou, 123RF.com

Lead Image © Maksim Kabou, 123RF.com

From debugging to exploiting

Kernel and compiler security techniques, together with sound programming practices, fend off memory corruption exploits.
Lead Image © mopic, 123RF.com

Lead Image © mopic, 123RF.com

Data Analysis with R and Python

The statistical programming language R dissects its database in a masterful way, and you can embed your R in Python using the Rpy2 interface.