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    • 1. 发明专利
    • P2p terminal detecting device, p2p terminal detection method, and p2p terminal detection system
    • P2P终端检测设备,P2P终端检测方法和P2P终端检测系统
    • JP2011205197A
    • 2011-10-13
    • JP2010067932
    • 2010-03-24
    • Hitachi Ltd株式会社日立製作所
    • SHIGEMOTO MICHIHIROOKOCHI KAZUYATERADA MASATOSHINAKAKOJI HIROSHIKITO TETSUOUMEKI HISASHIKAWAGUCHI NOBUTAKA
    • H04L12/70
    • PROBLEM TO BE SOLVED: To provide a P2P terminal detecting device, a P2P terminal detection method and a P2P terminal detection system capable of controlling a P2P terminal that originally needs traffic control by detecting the P2P terminal without applying a load to a network.SOLUTION: The P2P terminal detecting device includes: a receiving unit for receiving packets that a terminal transmits and receives through a network; a packet determining unit for determining whether a packet received by the receiving unit is the first packet to be transmitted or received after establishing connection; a random determining unit for determining the existence/absence of the randomness of an initial packet when the packet determining unit determines to be an initial packet, and detecting that the terminal is a P2P terminal when determining that there is the randomness in the initial packet; and a control unit for controlling traffic of the detected P2P terminal when the random determination unit detects that the terminal is a P2P terminal.
    • 要解决的问题:提供一种P2P终端检测装置,P2P终端检测方法和P2P终端检测系统,其能够通过检测P2P终端而不对网络施加负荷来控制最初需要业务控制的P2P终端。解决方案: P2P终端检测装置包括:接收单元,用于接收终端通过网络发送和接收的分组; 分组确定单元,用于确定由所述接收单元接收的分组是否是在建立连接之后要发送或接收的第一分组; 随机确定单元,用于当分组确定单元确定为初始分组时确定初始分组的随机性的存在/不存在,并且当确定在初始分组中存在随机性时检测终端是P2P终端; 以及控制单元,用于当随机确定单元检测到终端是P2P终端时,控制检测到的P2P终端的流量。
    • 2. 发明专利
    • System and method for detecting and controlling p2p terminal
    • 用于检测和控制P2P终端的系统和方法
    • JP2009284433A
    • 2009-12-03
    • JP2008137041
    • 2008-05-26
    • Hitachi Ltd株式会社日立製作所
    • SHIGEMOTO MICHIHIROOKOCHI KAZUYATERADA MASATOSHINAKAKOJI HIROSHIKITO TETSUOUMEKI HISASHIYAMADA TOMOAKI
    • H04L12/70H04L12/801H04L12/823H04L12/911
    • PROBLEM TO BE SOLVED: To detect a P2P terminal without depending on a P2P protocol. SOLUTION: A system and a method for detecting and controlling the P2P terminal include: a P2P terminal detection apparatus for counting the number of connection terminals having a connection attribute among packets to be transmitted/received by the terminal and the number of response packets having a response attribute, and when the ratio of the number of connection packets to the number of response packets is a predetermined value or less, detecting the terminal as a P2P terminal, and transmitting the detected result as detection information; and a P2P terminal control apparatus for receiving the detection information from the P2P terminal detection apparatus and transmitting terminal traffic control information corresponding to the detection information to a traffic control apparatus. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:不依赖于P2P协议来检测P2P终端。 解决方案:一种用于检测和控制P2P终端的系统和方法,包括:P2P终端检测装置,用于对由终端发送/接收的分组之间具有连接属性的连接终端的数量和响应次数进行计数 分组具有响应属性,并且当连接分组数与响应分组数之比为预定值或更小时,检测终端为P2P终端,并将检测结果作为检测信息发送; 以及P2P终端控制装置,用于从P2P终端检测装置接收检测信息,并将与检测信息对应的终端业务控制信息发送到业务控制装置。 版权所有(C)2010,JPO&INPIT
    • 3. 发明专利
    • Authentication information management device and authentication information management method
    • 认证信息管理设备和认证信息管理方法
    • JP2012079231A
    • 2012-04-19
    • JP2010225953
    • 2010-10-05
    • Hitachi Ltd株式会社日立製作所
    • KITO TETSUONAKAKOJI HIROSHISHIGEMOTO MICHIHIROKAJI TADASHITAKEMOTO SATOSHI
    • G06F21/20G06F21/24H04L9/14H04L9/32
    • PROBLEM TO BE SOLVED: To maintain a security level of authentication information on plural services by encryption and enable management of authentication information on one user by plural users.SOLUTION: A computer encrypts authentication information on an applicable user by using a key for encrypting authentication information on a predetermined user to hold the information in a storage device; encrypts the key by each of plural management users including the applicable user managing the authentication information on the predetermined user to hold the encrypted keys of the plural management users associated with the predetermined user in the storage device; and receives a management request of the authentication information on the predetermined user with an input device, collates identification information on a management user indicated by the management request with the storage device, generates the key by decrypting an encrypted key of the management user for the predetermined user with the authentication information on the management user indicated by the management request when the encrypted key can be specified, and encrypts the authentication information on the predetermined user updated according to the management request with the key to store the information in the storage device.
    • 要解决的问题:通过加密来维护多个服务的认证信息的安全级别,并且能够由多个用户对一个用户进行认证信息的管理。 解决方案:计算机通过使用用于加密预定用户的认证信息的密钥来加密适用用户的认证信息,以将信息保存在存储设备中; 多个管理用户中的每一个加密密钥,包括管理该预定用户的认证信息的适用用户,将与该预定用户相关联的多个管理用户的加密密钥保存在该存储装置中; 并且利用输入装置接收关于预定用户的认证信息的管理请求,将由管理请求指示的管理用户的识别信息与存储装置进行核对,通过将预定的管理用户的加密密钥解密来生成密钥 在可以指定加密密钥的情况下,使用由管理请求指示的管理用户的认证信息,并且根据管理请求更新的预定用户的认证信息加密,以将该信息存储在存储装置中。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • P2p communication control system and control method
    • P2P通信控制系统和控制方法
    • JP2009296036A
    • 2009-12-17
    • JP2008144614
    • 2008-06-02
    • Hitachi Ltd株式会社日立製作所
    • SHIGEMOTO MICHIHIROOKOCHI KAZUYATERADA MASATOSHINAKAKOJI HIROSHIKITO TETSUOUMEKI HISASHI
    • H04L12/70G06F13/00H04L12/66
    • PROBLEM TO BE SOLVED: To enable communication control considering the certainty (degree of certainty) of detection of P2P communication. SOLUTION: Provided is a P2P communication control system equipped with: a P2P communication detector for detecting P2P communication in a traffic and transmitting detection information including the degree of certainty indicating the certainty of detection of the P2P communication; a detection information management device for receiving the detection information from the P2P communication detection device and transmitting control information for controlling the detected P2P communication in accordance with the degree of certainty included in the detection information; and a traffic controller for controlling the P2P communication in the traffic in response to the reception of the control information from the detection information management device. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:考虑到P2P通信检测的确定性(确定度),实现通信控制。 解决方案:提供一种P2P通信控制系统,其配备有用于检测业务中的P2P通信的P2P通信检测器,并且发送包括指示P2P通信的检测确定性的确定性的检测信息; 检测信息管理装置,用于从所述P2P通信检测装置接收所述检测信息,并根据所述检测信息中包含的确定性的程度发送用于控制检测到的P2P通信的控制信息; 以及响应于来自检测信息管理装置的控制信息的接收,控制业务中的P2P通信的流量控制器。 版权所有(C)2010,JPO&INPIT
    • 6. 发明专利
    • File download observation device
    • 文件下载观察设备
    • JP2009211390A
    • 2009-09-17
    • JP2008053519
    • 2008-03-04
    • Hitachi Ltd株式会社日立製作所
    • TERADA MASATOSHINAKAKOJI HIROSHIKITO TETSUOOKOCHI KAZUYASHIGEMOTO MICHIHIROYAMADA TOMOAKI
    • G06F21/20G06F13/00
    • PROBLEM TO BE SOLVED: To identify a computer attempting to download a file not to be exchanged. SOLUTION: A file download observation device includes a means for distributing guide information to make a file download request to be transmitted to a specified file download observation device as a destination, a means for receiving the file download request transmitted on the basis of the guide information, and a means for identifying a device having transmitted the download request by referring to the received download request. Desirably, by the verification with information stored in the file download observation device, when it is decided that the file attempted to be downloaded is an unauthorized file in terms of copyright, having flowed out from a computer by means of a virus, a download log is reported to an administrator. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:识别尝试下载不被交换的文件的计算机。 解决方案:文件下载观察设备包括:用于分发指导信息以将文件下载请求发送到指定的文件下载观察设备作为目的地的装置,用于接收基于以下内容发送的文件下载请求的装置: 引导信息,以及用于通过参考所接收的下载请求来识别已经发送了下载请求的设备的装置。 期望地,通过对存储在文件下载观察装置中的信息进行验证,当确定下载文件是版权方面的未授权文件时,已经通过病毒从计算机流出,下载日志 向管理员报告。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Content control device for p2p communication
    • P2P通信的内容控制设备
    • JP2011141608A
    • 2011-07-21
    • JP2010000607
    • 2010-01-05
    • Hitachi Ltd株式会社日立製作所
    • SHIGEMOTO MICHIHIROOKOCHI KAZUYATERADA MASATOSHINAKAKOJI HIROSHIKITO TETSUOUMEKI HISASHI
    • G06F13/00
    • PROBLEM TO BE SOLVED: To suppress an inter-network load without deteriorating the file download efficiency of a pure P2P.
      SOLUTION: A content control device includes a storage device for storing content information data including information for specifying a file, information for specifying a network to which a pure P2P node holding the file belongs, content information for specifying the pure P2P node holding the file and information for specifying the pure P2P node holding the content information. The content control device specifies the network to which the pure P2P node which requests the file belongs, and when there exists the pure P2P node holding the requested file among the pure P2P nodes which belong to a network suitable for the specified network, for example, the same network by referring to the content information data, the content control device transmits the content information for specifying the pure 2P2 node to the pure P2P node which has requested the file.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:抑制网络间负载,而不会降低纯P2P的文件下载效率。 解决方案:内容控制装置包括:存储装置,用于存储包括用于指定文件的信息的内容信息数据,用于指定保存该文件的纯P2P节点所属的网络的信息;用于指定纯P2P节点保存的内容信息 用于指定保存内容信息的纯P2P节点的文件和信息。 内容控制装置指定请求文件的纯P2P节点所属的网络,并且当存在属于适合于指定网络的网络的纯P2P节点中存在所请求的文件的纯P2P节点时,例如, 通过参照内容信息数据,相同的网络,内容控制装置向已经请求该文件的纯P2P节点发送用于指定纯2P2节点的内容信息。 版权所有(C)2011,JPO&INPIT
    • 9. 发明专利
    • Terminal detection method and terminal detection apparatus
    • 终端检测方法和终端检测装置
    • JP2011123647A
    • 2011-06-23
    • JP2009280502
    • 2009-12-10
    • Hitachi Ltd株式会社日立製作所
    • KAWAGUCHI NOBUTAKAOKOCHI KAZUYASHIGEMOTO MICHIHIROKITO TETSUONAKAKOJI HIROSHITERADA MASATOSHIUMEKI HISASHIYAMADA TOMOAKI
    • G06F13/00H04L12/66H04L12/70
    • PROBLEM TO BE SOLVED: To provide a terminal detection method and a terminal detection apparatus for appropriately detecting a P2P terminal. SOLUTION: The terminal detection method detects that a target information processing apparatus to be connected to a communication network is a P2P (peer-to-peer) terminal for performing P2P communication, acquires a first packet transmitted from a first information processing apparatus to the target information processing apparatus and a second packet transmitted from the target information processing apparatus to a second information processing apparatus; determines whether the acquired first and second packets are packets composing a query as a request for retrieving desired data and are target packets for query routing as processing for transferring by the target information processing apparatus from the first information processing apparatus to the second information processing apparatus; and if the count of the sets of the first and second packets to be a target of query routing, on the basis of the determination result exceeds by a predetermined number or more, the expected value of the count of sets of the first and second packets, assuming that the target information processing apparatus does not perform P2P communication determines that the target information processing apparatus is the P2P terminal. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种用于适当检测P2P终端的终端检测方法和终端检测装置。 解决方案:终端检测方法检测到要连接到通信网络的目标信息处理设备是用于执行P2P通信的P2P(对等))终端,获取从第一信息处理设备发送的第一分组 到目标信息处理装置和从目标信息处理装置发送到第二信息处理装置的第二分组; 确定所获取的第一和第二分组是否是组成查询的分组作为检索所需数据的请求,并且是目标信息处理装置从第一信息处理装置向第二信息处理装置传送的处理的查询路由的目标分组; 并且如果作为查询路由的目标的第一和第二分组的集合的计数基于确定结果超过预定数量或更多,则第一和第二分组的集合的计数的期望值 假设目标信息处理装置不进行P2P通信,则判定为目标信息处理装置为P2P终端。 版权所有(C)2011,JPO&INPIT