Patent ID: 9197639
Filing Date: 2015-11-24
Classification: H04L,H04W

Abstract:
1. A method of sharing data between devices in Machine-to-Machine (M2M) communication, the method comprising: an access right request step of requesting, by a resource user terminal, a right to access protected resource data to be shared from a resource owner terminal based on information about the protected resource data; a verification step of verifying, by the resource owner terminal, the resource user terminal, requesting, by the resource owner terminal, an M2M server to set the access right of the resource user terminal, and sending, by the resource owner terminal, an verification key (an access right ID) issued by the M2M server to the resource user terminal; an access right setting step of generating, by the M2M server, an access authentication key based on the verification key transmitted by the resource user terminal, and sending, by the M2M server, the access authentication key to the resource user terminal; and a usage step of requesting, by the resource user terminal, a search for the protected resource data through the M2M server based on the access authentication key, and using, by the resource user terminal, the protected resource data.