Virtualization has long been used to wring efficiency out of over-sized, under-used systems, but isolating applications and operating systems from the underlying hardware also produces immense ...

There is a general paranoia about server virtualization in the security community that goes something like this. The server virtualization hypervisor acts as a resource switch enabling multiple ...

Download the InformationWeek March supplement on virtualization security, distributed in an all-digital format as part of our Green Initiative (Registration required ...

Virtualization, which reduces expenses and provides IT flexibility to organizations, also has security risks. These risks can be broken down into three categories: attacks on virtualization ...

It’s hard not to love virtualization. The ability to create dozens of virtual servers (or “appliances”) as files within a single physical server can cut power consumption, save space, make IT admins’ ...

Two warring questions tend to set the limits of what technology can do for business. The chief information officer asks "What's the best this machine can do?" The chief security officer asks, "What's ...

Network virtualization is not only essential to a mature cloud infrastructure, it also beefs up security, argues VMware's Rod Stuhlmuller Virtualization has brought IT many gifts. It has made the ...

Virtualization will become dominant in enterprises, but the security risks are fuzzy at best. Meanwhile, the usual defense--firewalls, security appliances and such aren't ready for virtualization.

As the mainstream continues to adopt virtualization into their IT environments, the question of IT security still comes up. In fact, some worry that security might even pose a bigger problem within a ...

I sometimes find myself talking about a topic and getting blank stares. Then a year or two later, everyone is suddenly talking about it. One such topic is security virtualization. Until now, those two ...