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Five tips to prevent VoIP eavesdropping

Five tips to prevent VoIP eavesdropping

Eavesdropping is the intentional act of secretly listening in on a conversation, usually not for the best of intentions. Although today the act also includes VoIP telephone systems, it’s not a recent trend. As exemplified by the SIPtap attacks of 2007 and the Peskyspy trojans of 2009, cybercriminals have had their eye on VoIP ever since it was introduced to the market.

Virtualization review: What is it again?

Virtualization review: What is it again?

Every now and then, we need to reset the conversation about virtualization and review how it works in its most basic form. With so many advances, it can be hard to keep up if you’re not a regular reader. This article not only defines virtualization and its benefits, it also includes a real-world workstation for you to experiment with!

What is virtualization?

The simplest definition is this: It’s the act of creating a virtual (rather than physical) version of something, including hardware platforms, storage devices, and computer network resources.