SYSTEMS AND METHODS OF DYNAMIC INDICATORS AGGREGATION TO DETECT NETWORK FRAUD Russian patent published in 2017 - IPC G06F21/56 

FIELD: security.

SUBSTANCE: invention relates to methods and systems for detecting a network fraud. Proposed is a method, in which used is a computer system for determining an aggregated fraud indicator in the target document in the form of a combination of the first fraud indicator and the second fraud indicator in the target document, herewith the said first and second fraud indicators are determined in accordance with different procedures of fraud assessment; the computer system is used to determine the third fraud indicator in the target document; in response to determination of the said third fraud indicator used is the computer system to change the aggregated fraud indicator by the first value determined according to the product of the said third fraud indicator and the difference between the aggregated indicator and the maximum allowable aggregated indicator; and in response to the change of the aggregated fraud indicator the computer system is used to determine, whether the target document is fraudulent according to the changed aggregate indicator.

EFFECT: technical result is higher efficiency of detecting a network fraud.

27 cl, 9 dwg, 1 tbl