Cell phone security not as tangled as the web.

• Position: Your Life - Brief Article

With more and more cell phones practically becoming handheld computers capable of sending and receiving e-mail, the Internet, and photographs, just how protected are these mobile machines from hackers? "Cell phone networks are not public access," indicates Dennis Silage, professor of electrical engineering, Temple University, Philadelphia, Pa. "They're not as available for outside hacking. If I were to send an e-mail message from a machine on a computer network, at that point you can intercept and decode it...