Automated control system of purchasing activity in commercial organizations using information security facilities

The process of purchase in commercial organizations is considered in the paper. The architecture of automated control system of purchases in commercial organizations is proposed. Stages of choosing a contender for delivery are developed. A method for optimal selection of a supplier is proposed. Some criteria for evaluating suppliers’ proposals, attracting technical and commercial experts, are selected. A scheme for protecting data on an open channel of data transmission using two-factor authentication of participants is developed on the basis of hardware utilization.