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The method of practical realization of decision of the special case of a transport task is examined. It allows to find optimal and the set amount of routes the nearest to it on the size of criterion of optimality. A method provides large flexibility in the decision of questions of planning of optimal organization of vehicular process at making, both strategic plans and operative plans in case of origin of situations of type "accident", "congestion", or other force-majeure circumstances.

The article outlines the principles of quantitative evaluation of information security from the viewpoint of the theory of games. Definitions of the game matrix and its quantitative interpretation. Offered practically implemented method of analysis, planning and design of information security based on the proposed models.

The authors analyze the information security of modern technology of computer networks wireless communication. The analysis of international providers and statistics for multiple violations of the basic standards of safety and conclusions on their safety. Key recommendations are deploying Wi-Fi networks for infrastructure of railway transport.