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公开(公告)号：US20120243541A1
公开(公告)日：2012-09-27
申请号：US13229227
申请日：2011-09-09
IPC分类号： H04L12/56
CPC分类号： H04L47/00
摘要： An apparatus includes a first processing unit to judge, whether the route information storing unit stores a second next destination address; a second processing unit to judge whether a received packet includes an message authentication code, in the case where the route-information storing unit stores the second next destination address; a third processing unit to judge whether the key-information storing unit stores a second shared key, which is a first shared key shared between the information processing apparatus, in the case where the received packet does not include the message authentication code for the second next destination address; a third packet generating unit to generate a third packet, which includes a next destination and information indicating that the generation of an message authentication code is impossible, in the case where the key information storing unit does not store the second shared key.
摘要翻译： 一种装置，包括：第一处理单元，判断路线信息存储单元是否存储第二下一个目的地地址; 在路线信息存储单元存储第二下一个目的地地址的情况下，判断接收到的分组是否包括消息认证码的第二处理单元; 第三处理单元，用于在接收到的分组不包括第二个下一个的消息认证码的情况下，判断密钥信息存储单元是否存储作为信息处理装置之间共享的第一共享密钥的第二共享密钥 目的地址; 在密钥信息存储单元不存储第二共享密钥的情况下，生成第三分组的第三分组，其包括下一个目的地和指示消息认证码的生成的信息是不可能的。
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2.发明申请公开(公告)号：US20080082817A1
公开(公告)日：2008-04-03
申请号：US11723738
申请日：2007-03-21
IPC分类号： H04L9/00
CPC分类号： G06F21/31
摘要： An authenticating device communicating with a server device includes: a dividing unit that divides secret information into plural secret fragments by a threshold secret sharing scheme; a first generating unit that generates plural cryptographic fragments by encrypting the secret fragments using first plural passwords; a first transmitting unit that transmits the cryptographic fragments to the server device; a first receiving unit that receives the cryptographic fragments from the server device, a second generating unit that generates plural secret fragment candidates by decrypting the cryptographic fragments using second plural passwords; a third generating unit that obtains a verifying information candidate by the threshold secret sharing scheme using a group of the secret fragment candidates; a second transmitting unit that transmits the verifying information candidate to the server device; and a second receiving unit that receives result information of comparing the verifying information candidate with verifying information in the server device.
摘要翻译： 与服务器装置通信的认证装置包括：分割部，其通过阈值秘密共享方式将秘密信息分割成多个秘密片段; 第一生成单元，其通过使用第一多个密码加密秘密片段来生成多个密码片段; 第一发送单元，将密码分段发送到服务器装置; 从所述服务器装置接收所述加密片段的第一接收单元，通过使用第二多个密码解密所述加密片段来生成多个秘密片段候补的第二生成部; 第三生成单元，其使用所述秘密片段候选的组，通过所述阈值秘密共享方案获得验证信息候补; 将验证信息候选发送到服务器装置的第二发送单元; 以及第二接收单元，其接收将所述验证信息候选者与所述服务器装置中的验证信息进行比较的结果信息。
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公开(公告)号：US07182264B2
公开(公告)日：2007-02-27
申请号：US11411826
申请日：2006-04-27
申请人： Yuuki Tomoeda , Hiroshi Watanabe , Hideo Shimizu , Kenji Kojima , Tatsuyuki Matsushita , Kentaro Umesawa , Hideyuki Miyake
发明人： Yuuki Tomoeda , Hiroshi Watanabe , Hideo Shimizu , Kenji Kojima , Tatsuyuki Matsushita , Kentaro Umesawa , Hideyuki Miyake
IPC分类号： G06K7/00
CPC分类号： G06F21/32 , G06F21/31 , G06F21/73 , G06F21/77 , G06F2221/2137 , G06F2221/2143 , G06F2221/2153 , G06K7/006 , G06K13/085 , G06K19/073 , G06K19/07345 , G06Q20/341 , G07F7/082 , G07F7/1008 , H01L29/7883
摘要： A method of setting validity period of IC card, includes preparing IC card including change unit whose state changes with lapse of time starting from initial state without external power, measuring unit configured to measure state of change unit so as to generate information indicating whether or not validity period has elapsed, and operation unit configured to be operable if information indicates that validity period fails to have yet elapsed, and to be inoperable if information indicates that validity period has elapsed, preparing IC card case capable to house IC card by user, IC card case including identification unit configured to determine whether or not user is legitimate, performing user identification utilizing identification unit, when IC card is housed in IC card case, and transmitting signal to change unit in IC card depending on result of user identification, signal initializing change unit to initial state.
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公开(公告)号：US20060161667A1
公开(公告)日：2006-07-20
申请号：US11317074
申请日：2005-12-27
CPC分类号： H04L63/0428 , H04L63/083 , H04L63/102
摘要： A server computer and a client computer determine a method of storing user identification information into a connection request packet therebetween. When establishing a connection with the server computer, the client computer stores its own user identification information in a server application into a connection request packet and transmits it. The server computer extracts the converted user identification information, and refers to a task storage table of the application based on the user identification information, and in the case where the task exists, the server computer transmits a connection request acknowledgement packet and establishes the connection.
摘要翻译： 服务器计算机和客户端计算机确定将用户识别信息存储在它们之间的连接请求分组中的方法。 当与服务器计算机建立连接时，客户端计算机将其自己的用户识别信息存储在服务器应用程序中，并将其发送。 服务器计算机提取转换的用户识别信息，并且基于用户识别信息参考应用的任务存储表，并且在任务存在的情况下，服务器计算机发送连接请求确认分组并建立连接。
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公开(公告)号：US08885870B2
公开(公告)日：2014-11-11
申请号：US13207572
申请日：2011-08-11
IPC分类号： G06K9/00 , G06T1/00 , G10L19/018
CPC分类号： G06T1/0028 , G06T1/0085 , G10L19/018
摘要： According to an embodiment, an information processing device includes: an extracting unit configured to extract a feature quantity of a content; a first detecting unit configured to detect a point in the content where variation of the feature quantity is a first predetermined amount or more; a second detecting unit configured to detect components of watermark information including components corresponding to respective intervals based on the point; a determining unit configured to determine a reliability of the watermark information that is detected; and a selecting unit configured to select a first watermark information from the watermark information based on a result of determination determined by the determining unit.
摘要翻译： 根据实施例，信息处理设备包括：提取单元，被配置为提取内容的特征量; 第一检测单元，被配置为检测特征量的变化是第一预定量以上的内容中的点; 第二检测单元，被配置为基于该点检测包括与各间隔相对应的分量的水印信息的分量; 确定单元，被配置为确定检测到的水印信息的可靠性; 以及选择单元，被配置为基于由所述确定单元确定的确定结果从所述水印信息中选择第一水印信息。
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公开(公告)号：US20120063635A1
公开(公告)日：2012-03-15
申请号：US13207572
申请日：2011-08-11
IPC分类号： G06K9/00
CPC分类号： G06T1/0028 , G06T1/0085 , G10L19/018
摘要： According to an embodiment, an information processing device includes: an extracting unit configured to extract a feature quantity of a content; a first detecting unit configured to detect a point in the content where variation of the feature quantity is a first predetermined amount or more; a second detecting unit configured to detect components of watermark information including components corresponding to respective intervals based on the point; a determining unit configured to determine a reliability of the watermark information that is detected; and a selecting unit configured to select a first watermark information from the watermark information based on a result of determination determined by the determining unit.
摘要翻译： 根据实施例，信息处理设备包括：提取单元，被配置为提取内容的特征量; 第一检测单元，被配置为检测特征量的变化是第一预定量以上的内容中的点; 第二检测单元，被配置为基于该点检测包括与各间隔相对应的分量的水印信息的分量; 确定单元，被配置为确定检测到的水印信息的可靠性; 以及选择单元，被配置为基于由所述确定单元确定的确定结果从所述水印信息中选择第一水印信息。
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7.发明授权Communication connection method, authentication method, server computer, client computer and program 有权通信连接方法，认证方式，服务器计算机，客户端计算机和程序公开(公告)号：US07940761B2
公开(公告)日：2011-05-10
申请号：US12003924
申请日：2008-01-03
IPC分类号： H04L12/56
CPC分类号： H04L41/0893 , H04L63/04 , H04L63/08 , H04L63/166
摘要： Communication connection method for connecting server computer to client computer via network, comprises storing group identification information items for identifying groups, in relation to information indicating number of connection request packets uniquely and secretly allocated to each group of groups, each group including users allowed to access server computer, counting connection request packets received from client computer within preset period to obtain counted number, determining whether information corresponds to counted number, acquiring one group of groups to which connection request packets corresponding to counted number are allocated, if information corresponds to counted number, determining whether resources of server computer are allocated to group indicated by acquired group identification item, generating connection request acknowledgement packet in response to at least one of received connection request packets, and transmitting generated connection request acknowledgement packet to network.
摘要翻译： 用于通过网络将服务器计算机连接到客户端计算机的通信连接方法，包括存储用于识别组的组识别信息项，与指示每组群唯一和秘密分配的连接请求分组的数量的信息，每个组包括被允许访问的用户 服务器计算机，在预设期间对从客户端计算机接收到的连接请求数据包进行计数，以获得计数数字，确定信息是否对应于计数数字，获取如下信息对应于计数的数目，获取与计数对应的连接请求分组的一组组 确定服务器计算机的资源是否被分配给由获取的组标识项指示的组，响应于所接收的连接请求分组中的至少一个产生连接请求确认分组，以及发送生成的连接请求确认 边缘包到网络。
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8.发明申请COMMUNICATION APPARATUS, KEY SERVER, MANAGEMENT SERVER, COMMUNICATION SERVER, CONTENT DISTRIBUTION SYSTEM, COMMUNICATION METHOD, AND RECORDING MEDIUM 审中-公开通信设备，主要服务器，管理服务器，通信服务器，内容分发系统，通信方法和记录介质公开(公告)号：US20090138714A1
公开(公告)日：2009-05-28
申请号：US12276835
申请日：2008-11-24
申请人： Tatsuyuki MATSUSHITA , Ryuiti Koike , Hideki Matsumoto , Kentaro Umesawa , Taku Kato , Haruhiko Toyama , Hideaki Sato , Toru Kambayashi , Satoshi Ito
发明人： Tatsuyuki MATSUSHITA , Ryuiti Koike , Hideki Matsumoto , Kentaro Umesawa , Taku Kato , Haruhiko Toyama , Hideaki Sato , Toru Kambayashi , Satoshi Ito
IPC分类号： H04L9/00
CPC分类号： H04L9/083 , H04L2209/60
摘要： A plurality of first encrypted pieces is generated by encrypting the pieces with a first encryption key. The second encrypted piece is generated by encrypting at least one of the pieces with a second encryption key. The first encryption key and the second encryption key for encrypting the same piece are different from each other. A communication apparatus receives a first encrypted piece or a second encrypted piece from other communication apparatus for each piece, transmits a request message for requesting a decryption key for decrypting the encrypted piece to a key server, and receives the decryption key from the key server in response to the request message.
摘要翻译： 通过用第一加密密钥加密片段来生成多个第一加密片段。 通过用第二加密密钥加密至少一个片段来生成第二加密片段。 第一加密密钥和用于加密相同部件的第二加密密钥彼此不同。 通信装置从每个部件的其他通信装置接收第一加密片或第二加密片，向密钥服务器发送用于请求解密密钥的请求消息，并从密钥服务器接收解密密钥 响应请求消息。
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9.发明申请Reception management apparatus, broadcasting receiving device, information distributing device, and information distributing method and reception management program 审中-公开接收管理装置，广播接收装置，信息分发装置，信息分发方法和接收管理程序公开(公告)号：US20050013440A1
公开(公告)日：2005-01-20
申请号：US10858377
申请日：2004-06-02
申请人： Koichiro Akiyama , Kentaro Umesawa
发明人： Koichiro Akiyama , Kentaro Umesawa
IPC分类号： G06F13/00 , H04H20/00 , H04H60/16 , H04H60/21 , H04H60/68 , H04L9/08 , H04N7/167 , H04N7/173
CPC分类号： H04N7/1675 , H04H60/16 , H04H60/21 , H04H60/68 , H04L9/083 , H04L9/0841 , H04L2209/34 , H04L2209/601 , H04N7/162 , H04N21/4345 , H04N21/436 , H04N21/43607 , H04N21/4623 , H04N21/4627
摘要： There is disclosed a contract management apparatus connected to a plurality of broadcasting receiving devices which receive encrypted and broadcasted/distributed content information of a plurality of broadcasting channels and a channel key for decrypting the content information via a first network. The contract management apparatus receives and stores key information for decrypting the channel key via a second network, and distributes the stored key information in response to a request from the broadcasting receiving devices via the first network, until a total value of points indicating a value of the content information decrypted using the key information, a see/hear time, or a combination of these becomes equal to a predetermined upper limit value in the plurality of broadcasting receiving devices.
摘要翻译： 公开了一种连接到多个广播接收装置的合同管理装置，其接收多个广播频道的加密和广播/分发的内容信息以及经由第一网络解密内容信息的频道密钥。 合同管理装置经由第二网络接收并存储用于对通道密钥进行解密的密钥信息，并且响应于来自广播接收装置的经由第一网络的请求分发存储的密钥信息，直到表示值 使用密钥信息解密的内容信息，查看/听到时间或这些的组合变得等于多个广播接收装置中的预定上限值。
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10.发明授权公开(公告)号：US08490164B2
公开(公告)日：2013-07-16
申请号：US11723738
申请日：2007-03-21
IPC分类号： G06F7/04
CPC分类号： G06F21/31
摘要： An authenticating device communicating with a server device includes: a dividing unit that divides secret information into plural secret fragments by a threshold secret sharing scheme; a first generating unit that generates plural cryptographic fragments by encrypting the secret fragments using first plural passwords; a first transmitting unit that transmits the cryptographic fragments to the server device; a first receiving unit that receives the cryptographic fragments from the server device, a second generating unit that generates plural secret fragment candidates by decrypting the cryptographic fragments using second plural passwords; a third generating unit that obtains a verifying information candidate by the threshold secret sharing scheme using a group of the secret fragment candidates; a second transmitting unit that transmits the verifying information candidate to the server device; and a second receiving unit that receives result information of comparing the verifying information candidate with verifying information in the server device.
摘要翻译： 与服务器装置通信的认证装置包括：分割部，其通过阈值秘密共享方式将秘密信息分割成多个秘密片段; 第一生成单元，其通过使用第一多个密码加密秘密片段来生成多个密码片段; 第一发送单元，将密码分段发送到服务器装置; 从所述服务器装置接收所述加密片段的第一接收单元，通过使用第二多个密码解密所述加密片段来生成多个秘密片段候补的第二生成部; 第三生成单元，其使用所述秘密片段候选的组，通过所述阈值秘密共享方案获得验证信息候补; 将验证信息候选发送到服务器装置的第二发送单元; 以及第二接收单元，其接收将所述验证信息候选者与所述服务器装置中的验证信息进行比较的结果信息。
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