METHOD FOR ACTIVE COUNTERACTION TO UNAUTHORIZED ACCESS TO A CELL PHONE SUBSCRIBER'S INFORMATION Russian patent published in 2021 - IPC H04L29/06 

FIELD: information protection.

SUBSTANCE: invention relates to the field of information protection and, in particular, can be used to prevent unauthorized access to information of subscribers of cell phones that support the GSM, DCS, UMTS, LTE standards. The essence of the invention lies in the fact that after a specified time (T_spec) following a connectivity break, an unauthorized user’s access to the information of the subscriber of the cell phone is checked, if access is not terminated, the access of the subscriber's cell phone to the servicing base station is blocked by emitting interference in the direction of the unauthorized user’s base station, after a specified time (T_spec), the unauthorized user’s access to the information of the subscriber of the cell phone is repeatedly checked for, if access is not terminated, the access of the cell phone to the cellular communication network is blocked by emitting interference in the direction of the subscriber’s cell phone, after a specified time (T_spec), the availability of access to the information of the cell phone subscriber by an unauthorized user is re-checked for, if access is not terminated, the cell phone subscriber is notified of the need to turn off the cell phone.

EFFECT: ensuring guaranteed prevention of unauthorized access to a cell phone subscriber’s information.

1 cl, 1 dwg