Patent ID: 8453247
Filing Date: 2013-05-28
Classification: G06F,H04L,H04W

Abstract:
1. A method of providing security services in a home network system, comprising: establishing a communication session between a controlled device and a control device; after establishing the communication session, receiving, by the controlled device, from the control device a request to provide the security services while the communication session is maintained; requesting by the controlled device, a management device storing a permit time period for provision of the security services to a target of the security services and a used time period which is an accumulative value of time during which the security services have been previously provided to the target of the security services to provide information on the permit time period and the used time period, the controlled device storing a used time period for the target of the security services; receiving by the controlled device, the information on the permit time period and the used time period stored in the management device from the management device; providing the security services requested by the control device when the permit time period is longer than the used time period and when the request to provide the security services is received within a time period which is set in the controlled device and during which the security services are available for use; requesting by the controlled device, the management device to update the used time period stored in the management device by reflecting the time during which the security services requested by the control device are provided; updating by the management device, the used time period stored in the management device by reflecting the time during which the security services requested the control device are provided; and updating by the controlled device, the used time period stored in the controlled device by reflecting time during which the security services requested by the control device are provided, wherein the permit time period is a total amount of time during which the target of the security services is allowed to be provided with the security services, and wherein the target of the security services has its own used time period.