TERMINAL DEVICE, SIGNATURE PRODUCING SERVER, SIMPLE ID MANAGEMENT SYSTEM, SIMPLE ID MANAGEMENT METHOD, AND PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a terminal device for managing a management ID for easily designating a user ID by an input device whose kinds of keys are limited. SOLUTION: The terminal device including a simple ID registering unit for registering a simple ID which is expressed by numeric characters or combination of the numeric characters and predetermined symbols into first incidental information which is managed by corresponding with the user ID for specifying individual user and becomes to be a search object at the time when the user ID is searched, and a signature registering unit for registering an electronic signature to be acquired using a signature key from ID information including the user ID and the simple ID into second incidental information which is managed by corresponding with the first incidental information or the user ID and which is not to be the search object is provided. COPYRIGHT: (C)2011,JPO&INPIT