FIELD: protection of electronic data.
SUBSTANCE: disclosed is method of frame size adjusting to prevent false triggering when detecting fraudulent transactions. Method of frame size adjusting when detecting fraudulent transactions includes stages, at which data on user session are obtained during transaction, wherein user session is limited in time and is divided into frames equal by duration. Then, according to method counting number of events in each of frames is performed, obtained data are used to determine fraudulent transactions within single frame. Determining false triggering when determining fraudulent transaction, wherein determination of false operation consists in determination of that user transaction is defined as fraudulent transaction.
EFFECT: reduced false responses when detecting fraudulent transactions due to frame size setting.
4 cl, 4 dwg
