E-Document store and issue system among the services of certified electronic document authority and controlling method for the same

摘要

PURPOSE: An electronic document keeping / issuing system among a certified electronic document storage service and a control method thereof are provided to prevent an outflow of information by issuing partial information of a document which is not the full information of a registered document. CONSTITUTION: A document request client(200) requests registration of an electronic document. An electronic document register unit(120) registers the electronic document with predetermined standards. An electronic document issue unit(130) issues at least a part among the registered electronic documents to a document issue target client(300). An electronic document issue controller(133) transmits an OTP(One Time Password) value with a matching key for decoding to the document issue target client.