The invention provides a block chain intelligent recognition elevator security and protection management method and a system thereof. The method comprises the following steps that 110, identity verification information of a user is obtained; 120, information matching is carried out on the identity verification information, if matching passes, the step 140 is carried out, or else, the identify verification information is taken as invalid information, and the step 130 is carried out; 130, the identity verification information and time information of incident occurrence are transmitted to a cloudplatform to carry out data information recording, and the step 110 is returned; 140, the corresponding limit floor authority is called and sent to a floor control switch; 150, the floor control switch starts the corresponding floor passage authority; 160, whether the floor selected by an elevator user is within the floor passage authority or not is judged, and if yes, the step 170 is carried out;if not, an elevator does not work; 170, a vertical lifting elevator is driven to operate to the selected floor; and 180, the identity verification information, the selected floor number and information of use time are uploaded to the cloud platform. According to the method, use of the elevator is effectively specified, the user can only reach the flow within the authority, and user safety of thewhole floor can be ensured.