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Cloud Quartet  

With the promotion of CloudStack to an Apache top-level project in March, four open source solutions are now in the race to conquer the cloud, the other contenders being OpenNebula, Eucalyptus, and OpenStack. The projects have a number of similarities.

Where Worlds Collide  

Hadoop has been growing clusters in data centers at a rapid pace. Is Hadoop the new corporate high-performance computing?

Safe Service  

To spoil the day for lurking data thieves, Apache administrators only need three additional directives – and a handful of commands.

Fire Protection  

One of the best-kept secrets about the popular Nginx web server is the Naxsi web application firewall.

Well Secured?  

Time and again, situations arise in which admins need access to a system they do not otherwise manage. But, do you want to hand over responsibility for password management to a centralized software? What capabilities must that software have?

Holding the Strings  

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?

Central Perspective  

Service Pack 1 expands System Center 2012 primarily in terms of features for virtualization and cloud computing. We provide the details in this article.
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