Wireless security risks are forcing companies to protect their air space with anti-hacking technology and to adopt policies on Wi-Fi use. "Wireless is
happening. They can't bury their heads in the sand," says Shai Guday, group program manager for wireless at Microsoft.
Wireless networks aren't just popular with computer users on the go. Hackers are finding them an easy target to snoop on consumers' laptop PCs and,
eventually, their employers' networks.