TRANSACTION SYSTEM OF COMPUTER NETWORK

摘要

PROBLEM TO BE SOLVED: To enable the user of a consumer terminal and the user of a provider terminal which has provided information to easily confirm each other as ones who have interchanged information through a compute network through the transaction system which uses the computer network. SOLUTION: A main computer 2 which stores and provides various information is provided with an ID number generating means 3 and sends the same ID number to the consumer terminal 1 having sent a contract signal to the main computer 3 and the provider terminal 4 which should send the contract signal, thus enabling the user of the consumer terminal 1 and the user of the provider terminal 4 to mutually confirm that they have exchanged information through the main computer 2 by matching the common ID number.