Abstract: Through the research and analysis of the problems existing in the traditional special line access mode at the current railway ticket agencypoint, this paper found that there were some defects such as the high rental cost of special line, the difficulty of building temporary special line at important nodes andmanaging railway ticket agencypoint, put forward the public network security access platform scheme of railway ticket agency to solve the existing problems. From the perspective of ensuring the safety engineering project acceptance, the paper proposed the special acceptance and testing content from three main aspects:cross domain boundary, server terminal security access platform and ticket terminal of ticket agency point, which provided basic test data for the implementation of security test and acceptance of the platform, and defined the on-site testing content and scope.