For years the two principal pillars of network security have been the firewall and the anti-virus system. Many enterprises are now adding a third pillar
Over the last several years, the cellphone has taken on several new roles. No longer just a phone to talk on, it has become a camera, music player and mini-TV. Its latest role is to become a wallet. The cell phone could soon be your credit card and debit card all contained in one handheld device.