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Information processing system and authentication method

  • US 9,331,999 B2
  • Filed: 01/07/2015
  • Issued: 05/03/2016
  • Est. Priority Date: 01/15/2014
  • Status: Active Grant
First Claim
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1. An information processing system including at least one information processing apparatus, the information processing system comprising:

  • a first authentication function unit that issues first authentication information which is necessary to perform an authentication collaboration function between the information processing system and an external service provided outside the information processing system and indicates that an authentication is completed by a first authentication function;

    an administration unit that issues second authentication information which is necessary to use an internal service provided inside the information processing system and indicates that the authentication is completed by a second authentication function and performs, when a collaboration authentication request using the second authentication information is received from an external apparatus and when the received second authentication information is authorized, the collaboration authentication request for the first authentication function and sends the collaboration authentication response from the first authentication function to the external apparatus;

    an authentication function using unit that acquires the first authentication information by performing the authentication using the first authentication function based on the collaboration authentication request for first authentication function requested from the administration unit and sends the collaboration authentication response received from the first authentication function by requesting the collaboration authentication request to the first authentication function unit using the first authentication information; and

    a proxy unit that receives a request from the external apparatus to the internal service using the second authentication information before the internal service receive the request and controls the external apparatus so that the external apparatus displays a screen for performing the authentication using the second authentication function when the second authentication information is not authorized.

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