SD CARD LICENSE MECHANISM
    1.
    发明申请
    SD CARD LICENSE MECHANISM 审中-公开
    SD卡许可机制

    公开(公告)号:US20160292400A1

    公开(公告)日:2016-10-06

    申请号:US14673705

    申请日:2015-03-30

    Abstract: A system and approach for providing software device or secure digital (SD) cards for computing devices. An SD card may be programmed with a unique card identification register (CID) value during a manufacture of the card. The CID value cannot necessarily be changed by a card host such as a computing device. A securely signed license may be generated with the CID value (or a hash of the CID value) as part of the license's plaintext. The license may be stored on the card with the CID value. The card may be installed in virtually any computing device that supports the card. The card may be easily removed from the computing device and installed in another computing device or be placed in a storage mechanism. The license may be treated as portable like the card.

    Abstract translation: 用于为计算设备提供软件设备或安全数字(SD)卡的系统和方法。 在卡的制造期间,SD卡可以被编程有唯一的卡标识寄存器(CID)值。 CID值不一定由诸如计算设备的卡主机改变。 作为许可证明文的一部分,可以生成安全签名的许可证,其中包含CID值(或CID值的哈希值)。 许可证可以存储在具有CID值的卡上。 该卡可以安装在几乎任何支持该卡的计算设备中。 卡可以容易地从计算设备移除并安装在另一个计算设备中或被放置在存储机构中。 许可证可以像卡一样被视为便携式的。

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