RISK INFORMATION OUTPUT DEVICE, INFORMATION OUTPUT SYSTEM, RISK INFORMATION OUTPUT METHOD, AND RECORDING MEDIUM

A risk information output device according to the present disclosure comprises: a risk information acquisition means for acquiring risk information extracted from log information on a network apparatus to be monitored; an apparatus information acquisition means for acquiring apparatus information for the network apparatus; an authenticity determining means for determining the authenticity of the network apparatus on the basis of the acquired apparatus information; a priority determining means for determining, on the basis of the determined authenticity determination result, the priority of outputting the risk information; and an output means for outputting the risk information on the basis of the determined priority.