INFORMATION PROCESSING SYSTEM AND INFORMATION PROCESSING METHOD

摘要

Disclosed are an information processing system and an information processing method which enable coordination of information pertaining to a user while taking security into consideration. The information processing system includes a cookie issuance unit 310 which transmits a cookie 423 to a client 400 when the client 400 accesses a member site, a coordination information management unit 320 which receives a user ID for logging in to the member site from the client 400, a database 340 which manages the user ID in coordination with an identifier assigned to the cookie 423, and an ID notification unit 330 which transmits the user ID corresponding to the identifier assigned to the cookie 423 set in the client 400 in response to a request from the client 400.