| CPC G06F 21/64 (2013.01) [G06F 8/71 (2013.01)] | 15 Claims |

|
1. A method for custom development of a payment application, comprising:
acquiring, through an application market client, a resource file uploaded by a user terminal to an application market server;
writing the resource file into a device operation service;
acquiring, through a device operation interface, the resource file from the device operation service, and saving the resource file in a storage space of an application; and
loading, through the application, the resource file stored in the storage space of the application, and executing a function of the resource file,
wherein said writing the resource file into a device operation service comprises:
acquiring a system public key, and decrypting signature information of the resource file by means of the system public key, to obtain a first hash value of the resource file;
invoking a system algorithm, and calculating a second hash value of the resource file by means of the system algorithm;
comparing the first hash value with the second hash value; and
writing the resource file, a name of the resource file, and a hash value of the resource file into the device operation service when the first hash value and the second hash value are consistent.
|