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 ...

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 ...

Server virtualization is a no-brainer--it's quick to deploy and easy to justify in terms of cost-savings--but too many companies are deploying the technology without considering the security ...

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

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 can be both a blessing and a curse, serving up improved security while at the same time hiding dangers Almost any IT department worth its salt is deploying virtualization technology ...

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 ...

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.

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’ ...

Four virtualization security companies take on patching, controlling access and ultimately protecting virtual server environments, which are proliferating in enterprise companies. Few reports have ...

From virtual rootkit "aka Blue Pill" attacks to attacks that make it possible to break out of a virtual machine's operating system to the underlying server OS -- there's been plenty of talk about ...

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 ...