Mobile payment security protection method, apparatus and cloud server

A mobile payment security protection method, apparatus and cloud server, and a mobile terminal secure payment method and apparatus. The mobile payment security protection method comprises: when a triggering event of a mobile terminal payment client is detected, acquiring the feature information of the payment client, wherein said feature information refers to unique ID information of the payment client (S102); implementing matching of the acquired feature information and feature information in a preset white list to obtain matching results, wherein said white list comprises feature information of mobile terminal payment clients which can securely complete payment operations (S104); on the basis of the matching results, determining whether the payment client is a malicious client (S106); and, on the basis of the determining results, processing the payment client (S108). The security of payment clients on a mobile terminal can be improved, enhancing protection against malicious attacks such as viruses and Trojans, and thereby providing a secure, clean mobile payment environment for the user.