Patent ID: 9319412
Filing Date: 2016-04-19
CPC Classification: H04L,H04W

Claim Text:
1. A method for establishing an authorization to access resource in Machine-to-Machine (M2M) communication, when entity selected from a terminal, a gateway and an end user as a client in an M2M service provider domain attempts to access resource located in a service layer of an M2M server for providing an M2M service in the same M2M service provider domain, the method comprising: receiving by the client a client credential allocated from an authentication server for providing an authentication service which is required in the M2M service provider domain by performing a client registration to the service layer by the client; requesting by the client an authorization to access the resource to a resource owner of the resource based on information about a Resource_URI of the resource; verifying, by the resource owner, the client through the authentication server; granting, by the resource owner, the authentication server the authorization for the client to access the resource; issuing an access token to the client by the authentication server; and accessing, by a processor of the client, the resource based on the issued access token.