FIELD: physics; computer technology.
SUBSTANCE: present invention pertains to portable data storage devices with non-volatile solid-state memory, with provision for encryption. Portable data storage device has non-volatile memory, interfaced with the section for obtaining and transferring data to the main computer and main control unit for transferring data to and from the non-volatile memory. The portable data storage device also has an integrated generation circuit. The portable data storage device can transfer at least one key. The main computer confirms that, the data it obtained are correct, and the device can confirms as well that, the main computer obtained the correct data.
EFFECT: accuracy of encrypted data, transferred from the device to a main computer.
30 cl, 3 dwg
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