Grey Zone Inc. announced the immediate availability of SecureZone 5 for Apple’s Xserve and Mac OS X Server version 10.2. Grey Zone’s solution offers Xserve users essential features required of Extranets, such as access control, content management, personalization, and presentation. Grey Zone’s software is an end-to-end solution that provides a foundation for extranets as well as corporate intranets and public web sites.