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    • 1. 发明申请
    • Query integrity assurance in database outsourcing
    • 查询数据库外包的完整性保证
    • US20080183656A1
    • 2008-07-31
    • US11626847
    • 2007-01-25
    • Chang-Shing PerngHaixun WangJian YinPhilip S. Yu
    • Chang-Shing PerngHaixun WangJian YinPhilip S. Yu
    • G06F17/30
    • G06F21/64G06F17/30286G06F21/6245G06F2221/2115
    • A method, system and computer program product for confirming the validity of data returned from a data store. A data store contains a primary data set encrypted using a first encryption and a secondary data set using a second encryption. The secondary data set is a subset of the primary data set. A client issues a substantive query against the data store to retrieve a primary data result belonging to the primary data set. A query interface issues at least one validating query against the data store. Each validating query returns a secondary data result belonging to the secondary data set. The query interface receives the secondary data result and provides a data invalid notification if data satisfying the substantive query included in an unencrypted form of the secondary data result is not contained in an unencrypted form of the primary data result.
    • 一种用于确认从数据存储返回的数据的有效性的方法,系统和计算机程序产品。 数据存储包含使用第一加密加密的主数据集和使用第二加密的辅数据集。 辅助数据集是主数据集的子集。 客户端对数据存储器发出实质性查询以检索属于主数据集的主数据结果。 查询界面对数据存储区发出至少一个验证查询。 每个验证查询返回属于辅助数据集的辅助数据结果。 如果满足辅助数据结果的未加密形式的实质性查询的数据未包含在主数据结果的未加密形式中,则查询接口接收辅助数据结果并提供数据无效通知。
    • 2. 发明授权
    • Integrity assurance of query result from database service provider
    • 数据库服务提供商的查询结果的完整性保证
    • US07870398B2
    • 2011-01-11
    • US11626847
    • 2007-01-25
    • Chang-shing PerngHaixun WangJian YinPhilip S. Yu
    • Chang-shing PerngHaixun WangJian YinPhilip S. Yu
    • G06F12/14G06F7/00
    • G06F21/64G06F17/30286G06F21/6245G06F2221/2115
    • A method, system and computer program product for confirming the validity of data returned from a data store. A data store contains a primary data set encrypted using a first encryption and a secondary data set using a second encryption. The secondary data set is a subset of the primary data set. A client issues a substantive query against the data store to retrieve a primary data result belonging to the primary data set. A query interface issues at least one validating query against the data store. Each validating query returns a secondary data result belonging to the secondary data set. The query interface receives the secondary data result and provides a data invalid notification if data satisfying the substantive query included in an unencrypted form of the secondary data result is not contained in an unencrypted form of the primary data result.
    • 一种用于确认从数据存储返回的数据的有效性的方法,系统和计算机程序产品。 数据存储包含使用第一加密加密的主数据集和使用第二加密的辅数据集。 辅助数据集是主数据集的子集。 客户端对数据存储器发出实质性查询以检索属于主数据集的主数据结果。 查询界面对数据存储区发出至少一个验证查询。 每个验证查询返回属于辅助数据集的辅助数据结果。 如果满足辅助数据结果的未加密形式的实质性查询的数据未包含在主数据结果的未加密形式中,则查询接口接收辅助数据结果并提供数据无效通知。