Device and method for deriving a user's trust and reputation from transactions taken place on blockchain-based electronic payment system

摘要

Disclosed is an apparatus and method for deriving user's reliability and reputation from transaction details generated on a blockchain-based electronic commerce system. The device for deriving the user's reliability and reputation based on the transaction details generated in the blockchain-based e-commerce system according to an embodiment of the present invention, the transaction details generated in the e-commerce system and the evaluation value of the user's transaction partner An e-commerce data receiving unit for receiving e-commerce data including; A rating normalization unit that normalizes the evaluation value; A reputation calculator for calculating the reputation of the transaction partner using the normalized rating and the user's reputation; A reliability calculation unit for calculating the reliability of the transaction partner using the normalized rating; And a request response unit that provides at least one of reputation and reliability of the transaction partner in response to a user's request.