FIELD: data protection systems.
SUBSTANCE: invention relates to a data protection system, a method of operating a data protection system and a computer-readable data medium. System comprises a first side and a second side, which are interconnected through a data transmission structure, capable of providing user authentication and / or user registration, identical or mutually compatible copies of a list of digital key codes containing keys and indices referring to keys are provided to the first and second sides; first side is capable of delivering an authentication message to the second party, comprising, instead of a key, an index of that key, a unique identifier of a list of digital key codes from which the key is to be extracted, and additional information indicating: unique user identifier, session identifier, date and time; first and second sides are capable, when performing data exchange with each other to provide authentication and / or registration of a user to use a key extracted from a list of digital key codes based on an index included in the authentication message, and remove key after use, wherein key is intended only for single use between first and second sides.
EFFECT: technical result consists in improvement of data protection reliability.
19 cl, 4 dwg
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Authors
Dates
2020-02-05—Published
2017-09-15—Filed