ProtectStar has released <A HREF="http://www.protectstar.com/englisch/products-overview.php">ProtectStar Mobile Firewall,</A> a mobile software firewall, that enables users to secure a mobile device against unauthorized access, data theft and abuse. The software is targeted at Microsoft Windows Mobile, and also allows the secure integration of mobile devices into the IT infrastructure of a company. ProtectStar Mobile Firewall provides protection for Pocket PCs and Pocket PC Phone Edition devices, and it is optimized for GPRS and UMTS networks.