| 摘要 |
PROBLEM TO BE SOLVED: To provide a simple logon support system allowing a sever to determine whether a user has an access authority.SOLUTION: The system includes a portable communication device 3 having a communication function for accessing the Internet, a current position detection function, a current position information history recording function for sequentially recording changes in the current position information, and a transmitting function for transmitting at least a part of the record of the current position information when accessing a server via the Internet if the server requests the history; and a server 1 having a function for requesting at least a part of the record of the current position information when the portable communication device requests access, a function foe receiving the current position information from the portable communication device, and a function for determining whether or not to permit the access request on the basis of the current position information. |
