FIELD: communication networks security.
SUBSTANCE: invention relates to the field of security of communication networks and can be used in intrusion detection systems. The effect is achieved by the fact that after receiving the next packet of messages, its legitimacy is determined, in the absence of which service messages are received from network nodes subject to attacking influences, according to the data from which a predictive estimate of network nodes that will be subject to attacking influences is formed, a predictive estimate of information resources, which will be subject to attacking influences, form a filtering rule for the i-th unauthorized information flow, send the generated filtering rules to the network nodes defined above, including those with information resources defined above, block the i-th unauthorized information flow and generate attack signals to the corresponding nodes and informational resources.
EFFECT: increasing the protection of computer networks from computer attacks by predicting the development of impacts over time on various nodes and information resources, generating filtering rules for the current attack and forwarding them to the nodes of the computer network in the direction of the impact vector.
1 cl, 2 dwg
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Authors
Dates
2022-11-01—Published
2021-12-23—Filed