FIELD: computer equipment.
SUBSTANCE: invention relates to protection of information from unauthorized access. Device comprises several sections of device with corresponding microcontroller, wherein microcontroller of each section of device receives user-entered password for logging into system, which is transmitted to microcontroller of second section of device as password for logging into system, further transmitting instruction to microcontroller next section of device for comparing passwords, further, issuing a command to unlock access to the system after establishing a match of passwords, a second section of the device, which comprises a microcontroller of a second section of the device, having a database of symbols and values of positions of the rheocords on axes of potentiometers, obtaining a password for logging into the system, transmitting to the third section microcontroller with a password comparison unit, wherein the passwords are identical when the password comparison unit is balanced, a command is sent to unlock the user access to the system, the password comparison unit comprises four potentiometers connected to the measuring bridge.
EFFECT: technical result consists in improvement of reliability of protection of computer and information from unauthorized access.
20 cl, 8 dwg
