Safe box management method and device based on NFT and block chain, medium and equipment

The invention discloses a safe box management method and device based on an NFT and a block chain, a medium and equipment, and the method comprises the steps: firstly obtaining the personal bank information of each customer, and building the NFT based on the personal bank information; wherein the personal bank information comprises the safe box associated with the client, so that the NFT and the safe box can be associated; the method comprises the following steps: firstly creating an NFT on a block chain, then creating an encrypted wallet on the block chain, and storing the NFT on the block chain based on an address of the encrypted wallet, and because each NFT on the block chain has non-replicability and traceability, the security is extremely high. And when the identity of the target client is verified, matching the NFT provided by the target client with the personal bank information of the target client recorded in the bank system, and if the matching result passes, opening or closing the safe box associat