1. A method for securing the access to a sensitive application hosted in an electronic device, in a system including said sensitive application and an interfacing application in charge of the exchanges between said sensitive application and the outside, wherein the method includes the following steps: centralisation of all commands destined for said sensitive application, analysis of said commands destined for said sensitive application, and application to each of said commands destined for said sensitive application of at least one security rule, wherein said at least one security rule is based on requirements for applications within said electronic device from which commands, destined for said sensitive application, originate.