Abnormal transaction identification method and device for public account, equipment, medium and product

Abstract

The invention discloses an abnormal transaction identification method and device for a public account, equipment, a medium and a product, and is applied to the technical field of financial information, and the method comprises the steps: obtaining to-be-identified real-time transaction data of a to-be-identified public account; according to the abnormal account list, the suspicious account list and the to-be-identified real-time transaction data, updating abnormal transaction identification features of the to-be-identified public account; the abnormal transaction identification features comprise account behavior features and risk association features, and the suspicious account list is updated in real time based on a preset abnormal transaction identification rule set and accumulated transaction data of all public accounts; and inputting the updated abnormal transaction recognition features into a trained abnormal transaction recognition model, and outputting a recognition result of the real-time transaction data to be recognized by adopting the trained abnormal transaction recognition model. According to the invention, the identification accuracy and timeliness of abnormal transactions can be improved.

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