Implementation of IPSec VPN NDIS driver on Windows Mobile

With the popularization of Mobile Internet, a number of enterprise applications that require high security have been gradually migrated to Mobile Termination. The problem of Mobile Application Security must be settled for the popularity of Mobile Application. One of the effective solutions is to apply IPSec VPN to Windows Mobile. This paper mainly discusses NDIS Device Driver which is the underlying technology in the Windows Mobile platform development IPSec VPN Client Software. The paper introduces the principle of IPSec VPN technology and related protocol briefly, analyses the structure of the network NDIS and the interface between the VPN-related protocols, presents the data structures of the driver and the key technology of the programming. The realization of the IPSect VPN software has been applied to practices