CoSine extends wireless VPN services

announced on Monday upgrades to its Internet Protocol Service Generator (IPSG) service platform for wireless and digital subscriber line (DSL) service providers. The upgrades are part of the Redwood City, Calif.-based company's new IPSG+ platform. Armed with the changes, CoSine customers will now be able to offer their subscribers protected access to corporate information over Wi-Fi, cellular and DSL connections. It already offers protected dial-up connections for virtual private network (VPN) services.