Diameter signaling security threat identification method and device and storage medium

The invention relates to the technical field of communication, and discloses a diameter signaling security threat identification method and device and a storage medium, which are used for carrying outsecurity threat identification on Diameter signaling and improving the security of a Diameter signaling network, and the method comprises the following steps: obtaining to-be-identified Diameter signaling; obtaining the identification information of the user from the Diameter signaling, a signaling security portrait corresponding to the identification information is obtained, and the signaling security portrait comprises the user feature set obtained based on the historical Diameter signaling of the user and a network element feature set of the Diameter signaling transmitted by the user; andperforming security threat identification on the Diameter signaling based on the signaling security portrait, and performing security threat identification on the Diameter signaling with the securitythreat. 本发明涉及通信技术领域，公开了一种对直