Client computer for querying a database stored on a server via a network
    1.
    发明公开
    Client computer for querying a database stored on a server via a network 有权
    客户端计算机检索在网络存储服务器上的数据库

    公开(公告)号:EP2731045A1

    公开(公告)日:2014-05-14

    申请号:EP13186360.7

    申请日:2013-09-27

    IPC分类号: G06F21/34 G06F21/62

    摘要: The invention relates to a client computer (10) for querying a database (30) stored on a server (22) via a network (48), the server (22) being coupled to the client computer (10) via the network (48), wherein the database (30) comprises first data items and suffix items, wherein each suffix item describes a suffix of at least one first data item of the first data items, wherein for each suffix item a first referential connection exists in the database (30) assigning said suffix item to the at least one first data item comprising the suffix of said suffix item, wherein each suffix item is encrypted with a suffix cryptographic key in the database (30), wherein each first data item is encrypted with a first cryptographic key in the database (30), wherein the client computer (10) has installed thereon an application program (17), the application program (17) being operational to:
    - receiving a search request, the search request specifying a postfix search on a search criterion (19),
    - determining the suffix item matching the search criterion (19),
    - providing to the database (30) a request for providing the one or more encrypted first data items being assigned via the first referential connection to the determined suffix item matching the search criterion (19),
    - receiving from the database (30) the requested encrypted first data items and decrypting said received first data items.

    摘要翻译: 本发明涉及在客户端计算机(10),用于通过时,服务器(22)被耦合到经由网络的客户端计算机(10)通过网络(48)查询存储在服务器(22)上的数据库(30),(48 )worin所述数据库(30)包括第一和dataItems后缀项,worin每个后缀项描述了一种用于第一基准连结存在于数据库中的每个后缀项的第一dataItems中的至少一个第一数据项,worin的后缀( 30)分配所述后缀项到所述至少一个第一数据项包括所述后缀项的后缀,worin每个后缀项与在数据库中(worin每个第一数据项的后缀加密密钥30)加密的与第一加密 在数据库(30),其中,所述客户端计算机(10)具有安装在其上,以应用程序(17),所述应用程序(17)加密密钥是操作于: - 接收搜索请求,所述搜索请求的指定一个后缀搜索 搜索准则(19), - 一个端 rmining后缀项相匹配的搜索标准(19), - 提供到数据库(30),用于提供所述一个或多个加密的第一dataItems经由到确定性开采后缀项相匹配的搜索准则中的第一参考连接被分配的请求(19 ), - 从所述数据库(30)所请求的加密的第一dataItems接收和解密所述接收到的第一dataItems。

    A computer implemented method for analyzing data of a user with the data being stored pseudonymously in a database
    2.
    发明公开
    A computer implemented method for analyzing data of a user with the data being stored pseudonymously in a database 有权
    一种用于分析用户的数据的计算机实现的方法,其中数据被伪存储在数据库中

    公开(公告)号:EP2336933A3

    公开(公告)日:2013-06-12

    申请号:EP10194677.0

    申请日:2010-12-13

    摘要: The invention relates to a computer implemented method for analyzing data of a first user, wherein an asymmetric cryptographic key pair is associated with the first user, said asymmetric cryptographic key pair comprising a public key (118) and a private key (116), the data being stored pseudonymously in a database (138) with the data being assigned to an identifier, wherein the identifier comprises the public key (118), the method comprising:
    - receiving a set of rules, the set of rules describing data processing steps,
    - receiving the identifier,
    - retrieving the data assigned to the identifier from the database (138),
    - analyzing the retrieved data by applying the set of rules,
    - providing a result of the analysis.

    摘要翻译: 本发明涉及一种用于分析第一用户的数据的计算机实现的方法,其中非对称密码密钥对与第一用户相关联,所述非对称密码密钥对包括公钥(118)和私钥(116),所述 将数据以假名方式存储在数据库(138)中,其中所述数据被分配给标识符,其中所述标识符包括所述公钥(118),所述方法包括: - 接收一组规则,所述一组规则描述数据处理步骤, - 接收标识符, - 从数据库(138)检索分配给标识符的数据, - 通过应用该组规则分析检索的数据, - 提供分析结果。

    Client computer for querying a database stored on a server via a network
    4.
    发明公开
    Client computer for querying a database stored on a server via a network 审中-公开
    客户端计算机检索在网络存储服务器上的数据库

    公开(公告)号:EP2731044A2

    公开(公告)日:2014-05-14

    申请号:EP13186333.4

    申请日:2013-09-27

    IPC分类号: G06F21/34 G06F21/62

    摘要: The invention relates to a client computer (10) for querying a database (30) stored on a server (22) via a network, the server (22) being coupled to the client computer (10) via the network, wherein the database (30) comprises a first relation (32), wherein the first relation (32) comprises first data items, wherein the first data items are encrypted with a first cryptographic key (18) in the first relation (32), wherein the first data items form a partially ordered set in the first relation (32), the partial order being formed with respect to the first data items in non-encrypted form, wherein the client computer (10) has installed thereon an application program, the application program being operational to perform the steps of receiving a search request specifying a search interval and determining the first data item forming an interval boundary of the search interval.

    摘要翻译: 本发明涉及在客户端计算机(10),用于经由网络查询存储的服务器(22)上的数据库(30),所述服务器(22)被耦合到经由网络的客户端计算机(10),worin数据库( 30)包括第一关系式(32),其中,所述第一关系(32)包括第一数据项,worin所述第一数据项与所述第一关系的第一加密密钥(18)(32),其中所述第一dataItems被加密 形成在所述第一关系式(32)一个部分有序设置,偏序被形成为相对于在非加密形式的第一dataItems,worin客户端计算机(10)具有安装在其上,以应用程序,该应用程序是操作 执行接收的搜索请求指定搜索间隔和确定性挖掘所述第一数据项在所述搜索间隔的间隔边界处形成的步骤。

    Computer system for storing and retrieval of encrypted data items, client computer, computer program product and computer-implemented method
    5.
    发明公开
    Computer system for storing and retrieval of encrypted data items, client computer, computer program product and computer-implemented method 有权
    用于存储和加密的数据项的检索到客户端计算机,计算机程序产品和计算机实现的方法的计算机系统

    公开(公告)号:EP2731043A1

    公开(公告)日:2014-05-14

    申请号:EP12192609.1

    申请日:2012-11-14

    IPC分类号: G06F21/34 G06F21/62

    摘要: The present invention relates to a computer system comprising:
    - multiple sets (S1, S2,...,Si,...,Sl-1, Sl) of client computers (Ci1, Ci2,...,Cij,...CiJ), each client computer having installed thereon an application program (104), the application program comprising client computer specific log-in information (Lij),
    - a database system (112) being coupled to the set of client computers via a network (114), the database system having a log-in component (118) for logging-in the client computers, the database system being partitioned into multiple relational databases (DB1, DB2, ...DBi,...DBl), each one of the databases being assigned to one set of the sets of client computers, each database storing encrypted data items, each data item being encrypted with one of the user or user-group specific cryptographic keys, the key identifier of the cryptographic key with which one of the data items is encrypted being stored in the database as an attribute of the one of the encrypted data items, the log-in component comprising assignment information (118) indicative of the assignment of the databases to the set of client computers.

    摘要翻译: 本发明涉及一种计算机系统,包括: - 多组(S1,S2,...,硅,...,S1,S)的客户端计算机(α1,CI2,...的,C IJ,.. .CiJ),具有安装在每个客户端计算机在其上,所述应用程序包括客户计算机专用的登录信息(LIJ)应用程序(104) - 在数据库系统(112),经由网络被耦合到该组的客户端计算机的 (114),具有用于登录部件(118)的数据库系统测井在客户端计算机,数据库系统被划分成多个关系数据库(DB1,DB2,... DB I ... DBI),每个 数据库中的一个被分配给一个组的组的客户端计算机中的,每一个数据库存储加密的数据项,每个数据项与所述用户或用户组特定的密码密钥中的一个,利用该加密密钥的密钥标识符加密 所述dataItems之一被加密被存储在作为属性加密的数据项中的一个的,在该数据库 登录在组分,其包含分配信息(118)指示所述数据库到设定客户端计算机的分配的。

    Computer system for storing and retrieval of encrypted data items using a tablet computer and computer-implemented method
    8.
    发明公开
    Computer system for storing and retrieval of encrypted data items using a tablet computer and computer-implemented method 有权
    用于存储和加密的数据项的检索与平板计算机和计算机实现的方法的计算机系统

    公开(公告)号:EP2731042A1

    公开(公告)日:2014-05-14

    申请号:EP12192607.5

    申请日:2012-11-14

    IPC分类号: G06F21/34 G06F21/62

    摘要: The present invention relates to a computer system comprising:
    - multiple sets (S1, S2,...,Si,...,Sl-1, Sl) of client computers (Ci1, Ci2,...,Cij,...CiJ), each client computer having installed thereon an application program (104), the application program comprising client computer specific log-in information (Lij),
    - a database system (112) being coupled to the set of client computers via a network (114), the database system having a log-in component (118) for logging-in the client computers, the database system being partitioned into multiple relational databases (DB1, DB2, ...DBi,...DBI), each one of the databases being assigned to one set of the sets of client computers, each database storing encrypted data items, each data item being encrypted with one of the user or user-group specific cryptographic keys, the key identifier of the cryptographic key with which one of the data items is encrypted being stored in the database as an attribute of the one of the encrypted data items, the log-in component comprising assignment information (118) indicative of the assignment of the databases to the set of client computers.

    摘要翻译: 本发明涉及一种计算机系统,包括: - 多组(S1,S2,...,硅,...,S1,S)的客户端计算机(α1,CI2,...的,C IJ,.. .CiJ),具有安装在每个客户端计算机在其上,所述应用程序包括客户计算机专用的登录信息(LIJ)应用程序(104) - 在数据库系统(112),经由网络被耦合到该组的客户端计算机的 (114),具有用于登录部件(118)的数据库系统测井在客户端计算机,数据库系统被划分成多个关系数据库(DB1,DB2,... DB I ... DBI),每个 数据库中的一个被分配给一个组的组的客户端计算机中的,每一个数据库存储加密的数据项,每个数据项与所述用户或用户组特定的密码密钥中的一个,利用该加密密钥的密钥标识符加密 所述dataItems之一被加密被存储在作为属性加密的数据项中的一个的,在该数据库 登录在组分,其包含分配信息(118)指示所述数据库到设定客户端计算机的分配的。

    Client computer for querying a database stored on a server via a network
    9.
    发明公开
    Client computer for querying a database stored on a server via a network 审中-公开
    客户端计算机检索在网络存储服务器上的数据库

    公开(公告)号:EP2731034A2

    公开(公告)日:2014-05-14

    申请号:EP13186330.0

    申请日:2013-09-27

    IPC分类号: G06F19/00

    摘要: The invention relates to a client computer (10) for querying a database stored on a server (22) via a network (48), the server (22) being coupled to the client computer (10) via the network (48), wherein the database comprises a set of first relations (32; 34; 36), wherein each first relation (32; 34; 36) in the set of the first relations (32; 34; 36) comprises first data items, wherein for each first relation (32; 34; 36) the first data items are encrypted with a respective first cryptographic key (18) in the first relation, wherein the first data items form a partially ordered set in each first relation, in each first relation (32; 34; 36) the partial order being formed with respect to the first data items of said first relation (32; 34; 36) in non-encrypted form.

    摘要翻译: 本发明涉及在客户端计算机(10),用于通过时,服务器(22)被耦合到经由网络的客户端计算机(10)(48)的网络(48),worin查询存储的服务器(22)上的数据库 所述数据库包括一组第一关系的每个包括第一第一数据项,worin(32; 34; 36),worin每个第一关系式(32; 36; 34)在所述组中的第一关系(36 32; 34) 关系式(32; 34; 36)的第一个数据项进行加密,在所述第一关系的respectivement第一密钥(18),worin第一数据项形成部分中的每个第一关系有序集,(在每种第一关系32; 34;在非加密形式36); 36)的部分顺序形成相对于所述第一关系(32的第一数据项; 34。