Understanding database execution plans is the key to assessing effectively the optimum potential of an SQL query or estimating your future resource requirements.

Fedora is a trend-setting distribution that sets the pace for future developments of Red Hat Enterprise Linux. Administrators, regardless of whether they use Fedora, are well advised to look at the newest innovations of the Fedora distribution.

Users of Windows Server 2012 will benefit from numerous innovations, especially in the areas of virtualization, high availability, and storage. In this article, we show you some tricks that make handling the new system much easier.

Ubuntu Business Desktop Remix sees Canonical not only attempt to oust Windows off the enterprise desktop but also position itself as a low-budget alternative to enterprise desktops by Red Hat and SUSE.

Windows is no longer the system for mouse pushers. In the latest server version, the default installation installs without a GUI, and management via PowerShell is a part of everyday life for Windows administrators.

Once you have successfully exploited a target machine, you might be faced with a dilemma common among penetration testers: Do I have shell access or terminal access? These are not the same, and careful knowledge must be used when interacting with a shell compared with a terminal.

If you really want your evenings to belong to your job, you don’t need to depend on configuration management. But is all your overtime really necessary just to configure a server system? Configuration should just happen by magic these days; after all, we’ve had computers long enough to understand how to get it right.

In computer forensics, memory analysis is becoming increasingly important as a means for investigating security incidents. In this article, we provide an overview of the various memory dumping options on Linux and introduce the support in Linux for the Volatility Analysis Framework.

IPv6 includes Mobile IPv6, a new standard for communication with mobile devices, which ensures permanent accessibility regardless of your current location. In this article, we provide an overview of Mobile IPv6 functionality.

NIST has chosen the Keccak algorithm as the new cryptographic hash standard, but in real life, many users are still waiting to move to its predecessor, SHA-2.