The invention belongs to the technical field of the application of intelligent doors, and particularly discloses an intelligent door. The intelligent door consists of a doorframe, a door body, a lock opening, a lockset and a control component, wherein the doorframe and the door body are used by cooperating with a security door; the lock opening and the lockset are arranged on the doorframe and the door body respectively and are further used cooperatively; the control component is used by cooperating with the door body, the lock opening and the lockset. The intelligent door and a working method thereof provided by the invention have the beneficial effects that, on one hand, the high efficiency, the intelligentization and the datamation of the management of the intelligent door are realized, that is, the collection of big data can be realized through long-time data accumulation, the collection of the big data of a human face can be realized, and the efficient management is carried out conveniently, on the other hand, the acquisition of data management information is realized, the acquisition of public security information can be realized, and meanwhile, the intelligent door based on a multi-biometric feature and having a man-machine interaction function has the advantages being convenient and quick to use, high in safety and abundant in function.