Internet of Things equipment safety communication system and method, networking equipment and server

The invention provides an Internet of Things equipment safety communication system and method, networking equipment and a server, which are used for achieving safe communication between the networkingequipment and the server in Internet of Things; the networking equipment comprises a login request unit, a first secret key calculation unit and a first communication unit, wherein the server comprises a login authentication unit, a login feedback unit and a second communication unit, wherein the login request unit is used for sending login request information; the login authentication unit is used for carrying out authentication on the login request information; the login feedback unit is used for generating login feedback information and a session key and sending the login feedback information to the networking equipment; the first secret key calculation unit is used for generating the session key; and the first communication unit and the second communication unit communicate through the session key. According