FIELD: information technology.
SUBSTANCE: information about use habits corresponding to a user at the terminal is recorded, operational information that is currently detected by the terminal is obtained; and report on alarm information about anomaly is presented to predetermined object when the operational information does not match the information about use habits. Thus information about use habits includes at least one of the following: information about hight, holding, distance between the terminal and user's eyes and holding angle.
EFFECT: expansion of arsenal of technical means to ensure detection of devices and prevention from theft or loss due to the possibility to distinguish between authorized terminal users from unauthorized, and initiate signaling operations.
11 cl, 10 dwg
