The flaw, which affected the virtual machine monitor (VMM) in Virtual PC, could enable an attacker to use applications running in user-space on a guest OS to access portions of the Virtual PC memory that should be inaccessible to those applications.
Once you've installed these "virtual" machines on your Mac, you can for the most part install PC applications on the virtual machine as though it were a real PC--though few software vendors will actually help you out running their software in an emulated environment.
The performance of a virtual machine, for example, may vary widely, based on the computing taking place on the other virtual machines that are running on the same physical machine.
The typical virtual machine deployed on Amazon EC2 takes more than 300 seconds to fully start.
FORBES: Super Elastic Clouds: Is it Time to Remove the OS From Cloud Computing Stacks?
Is Sun working on a slimmed-down version of the Java Virtual Machine for use in embedded systems?
From the brand new settings menu to the redesigned virtual machine library and snapshot menu, users have even more Mac-like experiences when running Windows programs.
ENGADGET: VMware Fusion 4 brings full Lion support, wants to make Windows act less like Windows
Now the contents of the Windows-based drives on a Mac machine are visible to Mac-only applications, and applications like Sherlock--used for searching hard drives and increasingly for Internet-related searches--can now search the contents of Windows drives even when the virtual Windows machine isn't running.
If you haven't heard by now, the malware exploits a flaw in the Java Virtual Machine, which Oracle pushed a fix for back in February, but Apple didn't patch until a botnet consisting of as many as 650, 000 Macs was identified on March 4th.
ENGADGET: Apple publishes support page for Flashback malware, is working on a fix
Dr Swade, agreed that this was the correct approach and said a virtual recreation of the machine could solve "95% of problems" and allow them to use computer to design the thousands of individual parts needed to make the behemoth.
"This is the first step in the creation of a virtual time machine, which our children and grandchildren will use to study the history of Rome and many other great cities around the world, " he said.
But until Skype fixes it, Kayan suggests that cautious users run the program inside a virtual machine on their computers.
FORBES: Researcher Claims Simple Skype Bug Lets Hackers Hijack Contacts' Accounts
SanDisk announced that it is offering VMware server cache that can accelerate application 3-5 times and increase the number of supported virtual machine by 2-4 times.
FORBES: Flash and Fire -- Flash Memory Announcements Before FMS 2012
This protected area inside the smartphone is isolated from the Android platform, using a virtual machine.
ENGADGET: Panasonic and Red Bend Software announce Android security partnership at MWC
Once a design is set, different bits of the manufacturing process are tried out on computer: a virtual pipe-bending machine, for instance, makes sure that the fuel lines which snake their way through the airframe can be created without wrapping themselves around the machine and bringing it to a halt.
Instances (virtual machine instances) are the heart of Google Compute Engine.
FORBES: Google Announces Cloud Infrastructure Service: Google Compute Engine
Essentially, when it detects an intruding piece of malware, the program follows the virtual trail left behind back to the attack's source -- disabling every machine it encounters along the way.
ENGADGET: Japan working on powerful cyber weapon, knows best defense is a good offense
I'm a newbie to this, but the Internet hype machine has promised me a virtual mall to myself.
The protection mechanisms that are present in the Windows kernel are rendered less effective inside of a virtual machine as opposed to a physical machine.
Citrix XenServer with HDX 3D Pro enables the virtualized workstation environment with a dedicated discrete graphics card per user or virtual machine.
ENGADGET: Dell Precision R5500 lets four graphics pros work on one PC, we wish it did gaming
Brocade is building technology in VCS that allows a virtual machine to not only be migrated from host to host within the same VLAN but to stretch that across geographically distant hosts as well.
By renting out cloud-based computers by the hour, companies could run any OS, software or programming language on a powerful virtual machine.
应用推荐