In recent years, food fraud has occurred frequently and spread all over the world, which not only damages the interests of consumers, but also threatens to maintain the order of the food supply chain. Based on the vulnerability assessment of food fraud, targeted food authenticity protection is an important means to mitigate fraud, which can be applied to any link of the food supply chain. Therefore, this paper summarizes the occurrence of different types of food fraud in the supply chain, the factors of supply chain fraud, introduces the vulnerability of food fraud and its four assessment tools, and expounds the current application of food fraud vulnerability assessment in liquor, spices, rice, olive oil, milk and other foods, and finally puts forward next work direction and the focus of food safety work on the construction of food authenticity system The vision of the exhibition aims to create a better food environment and promote the healthy development of the supply chain.