SYSTEM AND METHOD FOR PROVIDING SERVICE AND PORTABLE TERMINAL

摘要

PROBLEM TO BE SOLVED: To provide a service providing system which guarantees the reliability of an information source and presents the reliability to a 3rd person. SOLUTION: The service providing system is equipped with a computer network 1, an information providing server 15 which transmits information having a TSI tag to the computer network, a communication enterprise 6 which adds TSI data specifying the information providing server 15 having sent inputted information to the information when the TSI tag is included in the information, and a dedicated display part that a 3rd person is unable to edit and also includes a portable terminal 13 which displays the TSI data at the dedicated display part when the information to which the TSI data are added is received from the communication enterprise 6.