INFORMATION PROVIDING SYSTEM AND IDENTIFICATION INFORMATION ADDING DEVICE

摘要

The present invention has an object to facilitate investigation of access status in internet. To achieve this object, when the HTTP server (203) transmits prescribed image data, identity information meeting the access from the terminal unit (30) is generated in the identity information adding process (205), and added to prescribed image data. The corresponding relationship between the identity information and the image data containing the added identity information is recorded in the database (206).