摘要：The objective of this paper work is to secure IT Application in the store. It applies Informatics Security Master knowledge to make the software better and more stable. The major improve-ment is the Licensing module which limits the software use to the persons with rights and doesn't let it to be used by persons without rights. The need for this approach is given by the supply of correctness in the long term transaction in correlation of its operators. It describes the architectural model of a store application, the implementation of the security modules and the licensing system
关键词：Licensing; Copyright; Security; Costs of Security; Store
