Every CIO today has mobile VPN access sitting very high on the priority list and knows how mobile connectivity to corporate resources is an important yet complicate matter. In a quest to solve the VPN issue in a simple way, Microsoft Open Technologies, Inc. created AppGateway, an application of VPN access for Android and iOS based on the preview of a Windows Azure Application Gateway service meant to help mobile users be more productive on the go. With this app, developed in collaboration with the Windows Azure Active Directory team, Android and iOS users can experience easy connectivity to web sites behind the corporate firewall, leveraging Windows Azure authentication services.