Patent ID: 9565174
Date: 2017-02-07
CPC Classifications: G06F,H04L

Claim:
1. An information processing server system having a tenant management server and a first authentication server, the information processing server system, comprising: a receiving unit configured to receive a SAML response generated when a user is authenticated by a second authentication server that is in an SSO (Single Sign On) cooperative relation to the first authentication server; an HTTP response transmission unit configured to, in a case where the SAML response is verified to be valid, generate a first authentication session, and transmit the generated first authentication session to a client; a hooking unit configured to hook an HTTP response to be transmitted to the client by the HTTP response transmission unit, confirm whether the first authentication session is included in the HTTP response or not, and acquire the first authentication session contained in the hooked HTTP response if the HTTP response has been confirmed to contain the first authentication session; a generation unit configured to generate a second authentication session by encrypting the first authentication session generated after authentication of a user, and the first authentication session is used when a client uses a web service; a transmission unit configured to transmit the second authentication session to the client; and a reception unit configured to receive the second authentication session together with information representing agreement to terms of the web service from the client, wherein the transmission unit transmits the first authentication session corresponding to the second authentication session to the client when it is determined that the user has agreed to the terms of the web service in accordance with the received information and the second authentication session.