A system including a plurality of terminals (103, 104) and an information processing apparatus that is capable of communicating with the plurality of terminals (103, 104) and a service providing system on a network, wherein the information processing apparatus comprises: a request unit (245, 365) configured to request a first terminal among the plurality of terminals to execute an authentication process in a case in which an authentication request is accepted from the service providing system; a reception unit (245, 365) configured to receive a result of the authentication process from one of the plurality of terminals; and a transmission unit (245, 365) configured to transmit the result of the authentication to the service providing system as a response to the authentication request, wherein each of the plurality of terminals (103, 104) comprises: an authentication module (330, 350) that is used for an authentication process; a storage having a tamper resistance configured to store user's biometric information required when the authentication process is performed using the authentication module; a biometric information sensor configured to read biometric information; an execution unit configured to execute, by the authentication module, the authentication process using the user's biometric information stored in the storage and biometric information read by the biometric information sensor in a case in which a request from the information processing apparatus is received; and a response unit (227, 322) configured to transmit a result of the executed authentication process to the information processing apparatus as a response to the request from the information processing apparatus, characterized in that in a case in which a predetermined condition is satisfied after requesting the first terminal to execute the authentication process, the information processing apparatus is further configured to request a second terminal other than the first terminal among the plurality of terminals to execute an authentication process, and the predetermined condition is determined as being satisfied in at least one of a case in which the information processing apparatus has not received a response of the result of the authentication process from the first terminal within a predetermined time after requesting the first terminal to execute the authentication process and a case that the authentication process by the first terminal is failed. a request unit (245, 365) configured to request a first terminal among the plurality of terminals to execute an authentication process in a case in which an authentication request is accepted from the service providing system; a reception unit (245, 365) configured to receive a result of the authentication process from one of the plurality of terminals; and a transmission unit (245, 365) configured to transmit the result of the authentication to the service providing system as a response to the authentication request, an authentication module (330, 350) that is used for an authentication process; a storage having a tamper resistance configured to store user's biometric information required when the authentication process is performed using the authentication module; a biometric information sensor configured to read biometric information; an execution unit configured to execute, by the authentication module, the authentication process using the user's biometric information stored in the storage and biometric information read by the biometric information sensor in a case in which a request from the information processing apparatus is received; and a response unit (227, 322) configured to transmit a result of the executed authentication process to the information processing apparatus as a response to the request from the information processing apparatus,