FIELD: information security facilities and verification which is stored on a material medium.
SUBSTANCE: control information is generated in digital form which uses all information or its part stored on the material medium. Control information is converted into image using sound-recording and soft hardware means by converting voice message into image, with voice message corresponding to control information. Information verification is executed by converting image to synthesized voice message and comparing the contents of visually receipted information and audibly interpreted information which is contained in the synthesized voice message.
EFFECT: increased reliability, simplified marking of material information-carrying medium and its verification.
7 cl, 2 dwg
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