Stories by Tom Yager

Virtualization and security

It's a pity that discussions on the subject of security vulnerabilities associated with virtual servers tend to focus on Windows: If a virtual machine is running as a guest on a Windows host, an exploit on the guest VM can climb up to the Windows host, and then all hell can break loose. There's more to securing virtual servers than not running VMs as guests of a Windows host. If cyberfelons gain local or remote access to a VMware Virtual Center console, your world is their oyster. This seems like a fairly obscure potential risk -- Virtual Center is pretty easy to lock down -- but are there other risks unique to virtual servers?

Tom Yager | 29 Nov | Read more

Using Hackers' Tools

Digging deep into hackers' Web sites and using their tools — and ill-gotten knowledge — can be the best way to bolster your defenses.

Tom Yager | 29 Aug | Read more

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