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    • 4. 发明授权
    • Method, system, and data server for checking revocation of content device and transmitting data
    • 方法,系统和数据服务器,用于检查内容设备的撤销和传输数据
    • US08347404B2
    • 2013-01-01
    • US11940498
    • 2007-11-15
    • Choong-hoon LeeYong-kuk YouJun Yao
    • Choong-hoon LeeYong-kuk YouJun Yao
    • G06F7/04G06F17/30G06F21/00H04N7/16H04L29/06
    • G06F21/10G06F2221/2129
    • A method of checking revocation of a device and software, and transmitting data to a secure device and secure software whose keys have not been leaked is provided. The method includes receiving authentication information of a device requesting transmission of data, and authentication information of software accessing the data in the device; checking revocation of the device and the software, based on the received authentication information; and transmitting the data to the software of the device, when the device and the software are not revoked as a result of the checking. By doing so, during transmission of data, such as content or a license, it is possible to check security of a device and software being executed in the device, so that the data can be more safely transmitted.
    • 提供一种检查设备和软件的撤销以及向安全设备发送数据并保护其密钥尚未泄露的软件的方法。 该方法包括接收请求传输数据的设备的认证信息,以及访问设备中的数据的软件的认证信息; 基于所接收的认证信息检查设备和软件的撤销; 并且当所述设备和所述软件作为所述检查的结果不被撤销时,将所述数据发送到所述设备的软件。 通过这样做,在诸如内容或许可证的数据传输期间,可以检查在设备中正在执行的设备和软件的安全性,使得可以更安全地发送数据。