An operation body's feature information recognition method includes: acquiring pressing signals upon a user's operation body pressing a touch screen of an electronic apparatus; determining a pressing area of the operation body according to the pressing signals; determining whether the pressing duration of the operation body pressing area exceeds a preset duration; if the pressing duration exceeds a preset duration, determining feature information of the operation body corresponding to the pressing area; and matching the feature information of the operation body with feature information stored locally to obtain a recognition result. The method simplifies the process of recognizing operation body's feature information palm, and improves the efficiency and accuracy of palm feature information recognition. An electronic apparatus, a safety apparatus and a palm print recognition device are also provided.