The present invention provides a smart and safe campus big data security early warning platform, including a monitoring front end, a sensor and an alarm device, the monitoring front end, the sensor and the first alarm device are respectively connected to a cloud server through a first codec, and the cloud server is connected to a central control system , the central control system is connected to the monitoring terminal and the second alarm device through the second codec, and the first codec is connected to the inspection data acquisition system; wherein, the inspection data acquisition system includes a data acquisition box and an RFID tag, in An instruction key and a display screen are arranged outside the data collection box, and a card reader and a central processing unit are arranged inside the data collection box, and the card reader is connected with the RFID tag. The present invention can not only transmit the collected data to the monitoring terminal through the codec, but also input the manual inspection situation into the inspection data collection system through the instruction input device, and transmit it to the monitoring terminal, so as to accurately realize the campus safety early warning, and Relevant responsible personnel conduct real-time management.