Patent ID: 7254705

Claim:
A service providing system comprising: a verification apparatus operable to receive a user's personal information comprising a plurality of data items, said verification apparatus including a personal information verification unit operable to verify an authenticity of the user's personal information, and a signed-personal information generation unit operable to, when said personal information verification unit verifies the authenticity of the personal information, generate signed-personal information by attaching a digital signature to each data item of the user's personal information, and to transmit the signed-personal information; a service user apparatus including a signed-personal information reception unit operable to transmit the user's personal information to said verification apparatus and to receive the signed-personal information from said verification apparatus, an information management unit operable to store and manage the received signed-personal information, a service request transmission unit operable to read the signed-personal information from said information management unit and to transmit the read signed-personal information together with a service request, and a service reception unit operable to receive services; and a service provider apparatus operable to provide, based on the user's personal information, the services to said service user apparatus via the network, said service provider apparatus including a service request reception unit operable to receive the service request and the signed-personal information from said service user apparatus, a signed-personal information verification unit operable to verify an authenticity of the received signed-personal information, by verifying an authenticity of the digital signature attached to each data item of the user's personal information, and a service provision unit operable to provide the services to the service user apparatus in response to the service request, when said signed-personal information verification unit verifies the authenticity of the signed-personal information.