Refrigerator with home security effect and security method of refrigerator

The invention relates to a refrigerator with a home security effect and a security method of the refrigerator. The refrigerator comprises a smart refrigerator, a router and a smart phone, wherein the smart refrigerator is provided with a door; the door is provided with a master control plate, a wireless connecting module, a camera and an infrared sensor; the master control plate is respectively connected with the wireless connecting module, the camera and the infrared sensor in a matched manner; the master control plate carries out detection through the infrared sensor, and transmits a detection signal to the router through the wireless connecting module; the router transmits the detection signal to the smart phone; and the smart phone starts the camera by matching the router with the wireless connecting module. By improvement of the structure, when the smart refrigerator is in a monitoring mode and persons walk in front of the smart refrigerator, a warning can be given through the smart phone automatically,