Lottery Security Web-based Trading System Design And Realization

Along with the calculator technique and the network technical of develop continuously, appeared the network lottery ticket of certain meaning.The traditional lottery ticket business can carry on bargain on the Internet, bringing colourful people convenience in the certain degree.However, carry on a business activity under the network environment, the safety is the key problem of[with] customer concern, is also the main factor that the lottery ticket business of the check and supervision network pushes factory.This selected works takes a network lottery ticket a safety to trade system as a research object, passing the research toward the network lottery ticket safe model, resolving the bargain safe problem within process.In studying the foundation that the domestic and international lottery ticket trades present condition, this text sets out from the history, present condition of Chinese traditional lottery ticket first, combining the latest development dynamic state of lottery ticket profession in the world, discussing a lottery ticket bargain system in the safe key technique, in the meantime from the customer, operator, system function, safety etc. each aspect carry on analytical, then on this foundation to the function of each sub- system of design, carried on a detailed design to the safe sub- system among them, guaranteed the safety of system effectively from the application level, network level, database level.Then discuss the customer purchases and draws lottery in public the realization of function process, building up a more complete lottery ticket safety to trade system structure thus, tallying up system to have the instruction function of certain meaning to the actual business application and the system development finally.The thesis adopts CA a numerical certificate safe technique construction a safety of lottery ticket trade terrace, resolve a lottery ticket net to trade up of safe problem, lower risk of trading the everyone.The author participated the whole process of that item, mainly being engaged in the need investigation, structure design of system etc. work.