Abstract: In recent years, with the development of informatization in electric power enterprises, as well as the progress of "Internet +", the reform of new electric power system and the construction of global energy internet, there has emerged a large number of new business forms and introduced various new security Risk in companies, which poses new opportunities and challenges for corporate network and information security. In response to the above problems, this paper introduces the construction and deeping application of the Network and Information Security Risk Monitoring and Early Warning Platform in electric power enterprises. The platform integrates the company's existing security monitoring and analysis platform and comprehensively utilizes big data analysis technologies such as Kafka and Storm to monitor and perceive the security posture of the company, which meets the requirements of Information Security Controllable, Precise Protection, Visual credible, intelligent defense and enhances the company's network and security level and social benefits.