Patent ID: 8775799

Claim:
An apparatus including a processor and memory for securely moving security data stored in a first apparatus to a second apparatus, the apparatus comprising: a status setting unit which sets status information of the security data from an enabled state to a disabled state, wherein the status information is stored in a first reference table in the first apparatus; a data providing unit which creates a copy of the security data set to the disabled state and determines if the created copy of the security data can be transmitted to the second apparatus; a data deleting unit which deletes the security data stored in the first apparatus in response to receiving a signal from the second apparatus affirming that the copy of security data is completely transmitted; a transmitting unit which transmits, to the second apparatus, the copy of security data in response to determining that the created copy of the security data can be transmitted to the second apparatus, and a signal affirming the second apparatus that the security data stored in the first apparatus is completely deleted; only in response to receiving the signal affirming that the security data is completely deleted, the second apparatus, without further inquiry, changes status information of the copy of security data to the enabled state from the disabled state, wherein the status information is stored in a second reference table in the second apparatus; wherein the status information stored in the first and second reference tables is only changed by a specific Digital Rights Management (DRM) operation; and wherein the security data and the copy of security data set to the disabled state function as deleted data.