Patent ID: 9331986
Filing Date: 2016-05-03
CPC Classification: H04L,H04W

Claim Text:
1. An encrypted communication method in a service platform of a Machine to Machine (M2M) system, comprising: determining, by the service platform, a first terminal in the M2M system is only bound with a first application, wherein the first terminal only bound with the first application communicates with only the first application and does not communicate with other application than the first application; allocating, by the service platform, based on the determination result of the first terminal only bound with the first application, a same encryption key for the first application and the first terminal; transmitting, by the service platform, based on the determination result of which the first terminal is only bound with the first application, information encrypted by the first terminal using the same encryption key from the first terminal to the first application without performing decryption or re-encryption processing to the information; and transmitting, by the service platform, based on the determination result of which the first terminal is only bound with the first application, information encrypted by the first application using the same encryption key from the first application to the first terminal without performing decryption or re-encryption processing to the information; wherein the encrypted communication method further comprises: upon receiving a key updating request of the first terminal or triggering an updating setting rule of the first terminal: the encrypted communication method further comprises: upon receiving a key updating request of the first application or triggering updating setting rule of the first application: