The Leadsec based on the research of the transportation industry for many years, has provided many of the construction of urban transportation network security services, through more than 100 security project has formed a unique industry knowledge and experience, combined with such as bao 2.0 requirements put forward "border protection isolation monitoring, internal audit, terminal security management, centralized control early warning" the construction of ideas, establish a "prediction, defense, detection and response" vertical safety protection system, implement security threat to the rapid detection and effective defense.