Patent ID: 9479898
Filing Date: 2016-10-25
CPC Classification: G06F,H04L,H04M,H04W

Claim Text:
1. An information processing device having a lock function for restricting user operations, the information processing device comprising: a processor; and a memory coupled to the processor, wherein the memory comprises instructions which, when executed by the processor, cause the processor to: receive a first password, a specified location, and a specified route of travel to the specified location from a user; switch to a restricted mode restricting at least one function of the information processing device in response to receiving the first password, the specified location, and the specified route of travel; lock the information processing device responsive to determining that a distance between a current location of the information processing device and the specified route of travel has exceeded a predetermined threshold value; generate a second password different from the first password by extracting a portion of a string constituting the first password, wherein the second password can be entered in fewer operations than the first password; receive from the user the second password; and release the restricted mode responsive to the second password being inputted at the location specified by the user and determining that the information processing device has reached the specified location using the specified route of travel.