| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique for increasing convenience and safety by using acquired information.SOLUTION: The security system is configured to receive authentication information from a terminal device carried by a user through short-range radio communication, determine whether the user is a valid user on the basis of the received authentication information, and perform control associated with security according to the determination result. Also, environment information in the terminal device shared by a plurality of valid users is stored for respective users and, when it is determined the user is a valid user, the user is permitted to log in the terminal device and an environment of the terminal device is set on the basis of the environment information of the user. |
