Backup System with Multiple Recovery Keys
    15.
    发明申请
    Backup System with Multiple Recovery Keys 有权
    具有多个恢复密钥的备份系统

    公开(公告)号:US20160352518A1

    公开(公告)日:2016-12-01

    申请号:US14871498

    申请日:2015-09-30

    Applicant: Apple Inc.

    Abstract: Some embodiments provide, for a particular device in a set of related devices, a method for backing up data synchronized between the set of related devices. The method stores the backup data encrypted with a set of data encryption keys. The method also stores the set of data encryption keys encrypted with a master recovery key. The method also stores several copies of master recovery key data, each copy of the master recovery key data encrypted with a public key of a different one of the related devices. The backup data is only recoverable by accessing a private key of any one of the related devices.

    Abstract translation: 一些实施例为一组相关设备中的特定设备提供用于备份在该组相关设备之间同步的数据的方法。 该方法存储用一组数据加密密钥加密的备份数据。 该方法还存储用主恢复密钥加密的一组数据加密密钥。 该方法还存储主恢复密钥数据的几个副本,主恢复密钥数据的每个副本用相关设备中的不同的一个的公钥加密。 备份数据只能通过访问任一相关设备的私钥来恢复。

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