Content risk identification method, device, system and equipment

The invention discloses a content risk identification method, a content risk knowledge point construction and updating method and a content risk identification statement generation method. According to the content risk identification method, content risk identification knowledge of an operation expert is expressed in a specific domain language form, so that a risk identification rule is suitable for all knowledge points meeting a knowledge point screening condition, and therefore, enumeration of related knowledge points in the risk identification rule is not needed; as long as the attribute information is set for the knowledge points, the knowledge points suitable for the related risk identification rules can be selected through the knowledge point screening conditions based on the attribute information of the knowledge points, and therefore rapid iteration of the rules can be achieved. Meanwhile, by setting a risk identification rule clause and setting a target risk element value of at least one risk operato