Security solutions based on physical infrastructure, and policy expressed in terms of a particular device, the corporate PC, an IP address, network port, or application protocol are becoming useless in a mobile, borderless world.

FORBES: Going Mobile: Security in the Age of Ubiquity

The new version of WAP, or wireless application protocol - a standard that allows mobile devices to display Web-like information - is due out by January, and is expected to create a PC-type environment that could open the door to attacks.

CNN: Virus protection coming for wireless users