Abstract: The American Industrial Internet Alliance (IIC) attaches great importance to the top- level design of industrial internet security, and simultaneously promotes the practice of security applications. In order to promote the development of China’s industrial internet security efficiently, we should fully learn from the experience of US IIC security, continuously deepen the details of China’s top-level design of industrial internet security, enhance technological innovation capabilities, strengthen industrial internet security assurance capabilities, attache great importance to industrial internet security assessment,accelerate the development of safety standards in key areas of industrial Internet, and better guide enterprise deployment security implementation to better promote industry internet security best practices. Strengthen international cooperation and exchanges to jointly promote the safe and orderly development of industrial internet.

Key words: industrial internet, security, IISF, SMM, testbed