Patents by Inventor Bianling Zhang

Bianling Zhang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20180295132
    Abstract: Provided are an entity identity validity verification method and device with multiple trusted third parties being involved. In the application, validity of identities of entities performing mutual identity validity verification can only be verified by different trusted third parties. During the verification process, the trusted third parties that are respectively trusted by the two entities interact with each other, and provide services for mutual identity validity verification between the entities, to complete the identity validity verification between the entities.
    Type: Application
    Filed: August 26, 2016
    Publication date: October 11, 2018
    Applicant: China IWNCOMM Co., LTD.
    Inventors: Zhiqiang Du, Bianling Zhang, Qin Li, Zhenhai Huang, Qiang Zhang
  • Publication number: 20180295131
    Abstract: Provided are an entity identity validity verification method and device with multiple trusted third parties being involved. In the application, validity of identities of entities performing mutual identity validity verification can only be verified by different trusted third parties. During the verification process, the trusted third parties that are respectively trusted by the two entities interact with each other, and provide identity validity verification services for mutual identity validity verification between the entities, to complete the identity validity verification between the entities.
    Type: Application
    Filed: August 16, 2016
    Publication date: October 11, 2018
    Applicant: China IWNCOMM Co., LTD.
    Inventors: Bianling Zhang, Zhiqiang Du, Qin Li, Xiaolong Lai, Weigang Tong
  • Patent number: 10069816
    Abstract: A method and a system for testing an authentication server. The method comprises: installing a certificate of an authentication server to be tested in a monitor console and installing a certificate of the monitor console in the authentication server to be tested; constructing and sending, by the monitor console, based on a configuration type of the authentication server to be tested, according to a roaming authentication protocol, roaming authentication protocol data to the authentication server to be tested; capturing response data sent by the authentication server to be tested, and performing comparative analysis to determine whether field information in the response data is consistent with locally stored respective information; and displaying that the authentication server to be tested is tested successfully in a case that the field information in the response data is completely consistent with the locally stored respective information; otherwise, displaying comparative analysis information.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: September 4, 2018
    Assignee: China IWNCOMM Co., LTD.
    Inventors: Ya'nan Hu, Bianling Zhang, Qianjun Shi, Guobing Yuan
  • Publication number: 20170338972
    Abstract: A method for a WLAN-enabled device to access to a network is provided, including the following steps. An intelligent terminal device acquires a key KEY1, encrypts, by using the KEY 1, access information of a wireless access device that is known by the intelligent terminal device, and then transmits the access information as well as the unique identification information. WLAN-enabled device sniffs and acquires the unique identification information and the encrypted access information, generates the KEY1 based on the unique identification information and a preset key material, and decrypts the encrypted access information by using the KEY1 to obtain the access information. The present invention further relates to a WLAN-enabled device for implementing the method and an intelligent terminal device.
    Type: Application
    Filed: October 26, 2015
    Publication date: November 23, 2017
    Applicant: China IWNCOMM Co., LTD.
    Inventors: Yanan Hu, Bianling Zhang, Yuehui Wang, Weigang Tong, Manxia Tie, Zhiqiang Du
  • Publication number: 20170272353
    Abstract: A communication protocol testing method, a tested device and a testing platform. The method includes: the tested device and the reference device execute a communication protocol, a message sent and/or received during execution of the communication protocol serving as a first message, and the first message being encapsulated in a data encapsulation format of the communication protocol; the tested device encapsulates a part of data or all the data in the first message and/or known data of the tested device according to a unified data encapsulation format to generate a second message; and the testing platform acquires the second message, parses the acquired second message according to the unified data encapsulation format to obtain a part of data or all the data in the second message, executes testing items, and outputs testing results, thereby completing the test.
    Type: Application
    Filed: April 17, 2015
    Publication date: September 21, 2017
    Applicant: China IWNCOMM Co., LTD.
    Inventors: Jun Cao, Qin Li, Yuehui Wang, Yanan HU, Qi Pan, Bianling Zhang
  • Patent number: 9397840
    Abstract: In a digital certificate automatic application method, device and system, a digital certificate applicant notifies a digital certificate issuer of supported digital certificate generation methods. If a digital certificate issued by the issuer is available, then the issuer is notified of the existing digital certificate information. Otherwise, the issuer is notified of the certificate information required to be contained in a newly applied digital certificate. The issuer selects a digital certificate generation method from the digital certificate generation methods supported by the applicant, and notifies the applicant. If the applicant must apply for a new digital certificate, then the new digital certificate information is generated and the applicant is notified. Otherwise, the applicant is notified of the invalid digital certificate information. The applicant determines the digital certificate to be used according to the notification from the issuer.
    Type: Grant
    Filed: April 25, 2013
    Date of Patent: July 19, 2016
    Assignee: China IWNCOMM Co., Ltd.
    Inventors: Yanan Hu, Manxia Tie, Weigang Tong, Bianling Zhang, Zhenhai Huang, Lian Jian, Peng Yuan
  • Publication number: 20160205090
    Abstract: A method and a system for testing an authentication server. The method comprises: installing a certificate of an authentication server to be tested in a monitor console and installing a certificate of the monitor console in the authentication server to be tested; constructing and sending, by the monitor console, based on a configuration type of the authentication server to be tested, according to a roaming authentication protocol, roaming authentication protocol data to the authentication server to be tested; capturing response data sent by the authentication server to be tested, and performing comparative analysis to determine whether field information in the response data is consistent with locally stored respective information; and displaying that the authentication server to be tested is tested successfully in a case that the field information in the response data is completely consistent with the locally stored respective information; otherwise, displaying comparative analysis information.
    Type: Application
    Filed: July 30, 2014
    Publication date: July 14, 2016
    Applicant: China IWNCOMM Co., LTD.
    Inventors: Ya'nan Hu, Bianling Zhang, Qianjun Shi, Guobing Yuan
  • Publication number: 20150333916
    Abstract: In a digital certificate automatic application method, device and system, a digital certificate applicant notifies a digital certificate issuer of supported digital certificate generation methods. If a digital certificate issued by the issuer is available, then the issuer is notified of the existing digital certificate information. Otherwise, the issuer is notified of the certificate information required to be contained in a newly applied digital certificate. The issuer selects a digital certificate generation method from the digital certificate generation methods supported by the applicant, and notifies the applicant. If the applicant must apply for a new digital certificate, then the new digital certificate information is generated and the applicant is notified. Otherwise, the applicant is notified of the invalid digital certificate information. The applicant determines the digital certificate to be used according to the notification from the issuer.
    Type: Application
    Filed: April 25, 2013
    Publication date: November 19, 2015
    Inventors: Yanan Hu, Manxia Tie, Weigang Tong, Bianling Zhang, Zhenhai Huang, Lian Jian, Peng Yuan
  • Patent number: 8984287
    Abstract: A wireless personal area network access method based on the primitive, includes: a coordinator broadcasts a beacon frame to the device which requests connecting to the wireless personal area network (WPAN), the beacon frame includes the authentication request information for the device and the authentication and a key management tool supported by the coordinator; the device authenticates the authentication request information, when the coordinator has an authentication request to the device, the coordinator and the device execute the authentication based on the primitive and obtains the conversation key.
    Type: Grant
    Filed: January 14, 2009
    Date of Patent: March 17, 2015
    Assignee: China Iwncomm Co., Ltd.
    Inventors: Yuelei Xiao, Jun Cao, Xiaolong Lai, Zhenhai Huang, Bianling Zhang, Zhiqiang Qin, Qizhu Song
  • Patent number: 8726022
    Abstract: The present invention relates to a method for the secure access of mobile terminal to the Wireless Local Area Network (WLAN) and for secure data communication via wireless link, which, combining the common key encryption technology and the symmetry encryption technology, has resolved the failure in WLAN to provide effective control on secure MT access, and overcome the limitation on the confidentiality of the data communication via wireless link. When MT logs on AP, both parts must perform the certificate authentication through AS. Only the MT holding the legitimate certificate can access to AP holing the legitimate certificate; MT and AP perform the negotiation of common key for conversation, complete the dynamic revision of the secret key in each authentication, each secret key and in the process of conversation to achieve confidential data communication.
    Type: Grant
    Filed: August 5, 2003
    Date of Patent: May 13, 2014
    Assignee: China IWNCOMM Co., Ltd
    Inventors: Manxia Tie, Houjian Tang, Bianling Zhang, Ning Zhang, Xumao Ye
  • Patent number: 8631232
    Abstract: A wireless personal area network accessing method is provided, the method includes that: a coordinator broadcasts a beacon frame, the beacon frame includes the information about whether the coordinator sends an authentication requirement, the beacon frame also includes the authentication supported by the coordinator and key management package when a device receipts the authentication requirement, the device receives the beacon frame, the authentication between the coordinator and the device is made by using a authentication method corresponding to the authentication supported by the coordinator and key management package, when the device determines that the coordinator and the device is directly made according to the authentication result, or the association between the coordinator and the device is made after making session key negotiation.
    Type: Grant
    Filed: January 14, 2009
    Date of Patent: January 14, 2014
    Assignee: China Iwncomm Co., Ltd.
    Inventors: Yuelei Xiao, Jun Cao, Xiaolong Lai, Zhenhai Huang, Bianling Zhang, Zhiqiang Qin, Qizhu Song
  • Patent number: 8572378
    Abstract: The present invention provides a method for protecting the first message of a security protocol and the method includes the following steps: 1) initialization step; 2) the initiating side sends the first message; 3) the responding side receives the first message. The method for protecting the first message of the security protocol provided by the present invention can implement that: 1) Pre-Shared Master Key (PSMK), which is shared by the initiating side and responding side, and the security parameter in the first message are bound by using computation function of Message Integrality Code (MIC) or Message Authentication Code (MAC), and thus the fabrication attack of the first message in the security protocol is avoided effectively; 2) during computing the MIC or MAC of the first message, only PSMK and the security parameter of the first message are selected to be computed, and thus the computation load of the initiating side and the responding side is effectively reduced and the computation resource is saved.
    Type: Grant
    Filed: December 7, 2009
    Date of Patent: October 29, 2013
    Assignee: China Iwncomm Co., Ltd.
    Inventors: Xiaolong Lai, Jun Cao, Yuelei Xiao, Manxia Tie, Zhenhai Huang, Bianling Zhang, Yanan Hu
  • Patent number: 8495712
    Abstract: This invention relates to a peer-to-peer access control method of a triple-unit structure for safely implementing bidirectional authentication between the terminal and the network. According to the method, on the basis of the access control method of the existing double-unit triple-entity structure, the authenticator function is implemented in the access controller, and the authentication protocol function is implemented in the terminal and the access controller, so that the terminal, the access controller and the server all participate in the authentication, and the trust relationship is established between the terminal and the access controller directly, which renders security very reliable.
    Type: Grant
    Filed: June 25, 2007
    Date of Patent: July 23, 2013
    Assignee: China IWNCOMM Co., Ltd.
    Inventors: Xiaolong Lai, Jun Cao, Manxia Tie, Bianling Zhang
  • Patent number: 8417951
    Abstract: A roaming authentication method based on WAPI. The present invention includes the steps of adopting a terminal and a wireless access point to initiate a WAPI security mechanism, relating the terminal to the wireless access point, and initiating a WAPI authentication process and so on. And a highly safe and convenient roaming authentication method based on WAPI is provided, so as to solve the technical problem that how the specific method of certificate roaming authentication is realized, the certificate of external network authentication server can not be obtained to establish a trustful relationship, and the terminal perhaps can not realize roaming authentication.
    Type: Grant
    Filed: May 11, 2009
    Date of Patent: April 9, 2013
    Assignee: China Iwncomm Co., Ltd.
    Inventors: Bianling Zhang, Jun Cao, Xiaolong Lai
  • Patent number: 8306229
    Abstract: A method for managing network key and updating session key is provided. The step of the key management includes: constructing key request group, constructing key negotiation response group, and constructing key negotiation acknowledgement group. The step of multicasting key management method includes multicasting main key negotiation protocol and multicasting session key distribution protocol. The multicasting main key negotiation protocol comprises key updating informs group, constructing encryption key negotiation request group, constructing key negotiation response group and constructing key negotiation acknowledgement group. The multicasting session key distribution protocol comprises multicasting session key request and multicasting session key distribution.
    Type: Grant
    Filed: July 17, 2007
    Date of Patent: November 6, 2012
    Assignee: China Iwncomm Co., Ltd.
    Inventors: Liaojun Pang, Jun Cao, Haibo Tian, Zhenhai Huang, Bianling Zhang
  • Patent number: 8225092
    Abstract: An access authentication method includes pre-establishing a security channel between the authentication server of the access point and the authentication server of the user terminal and performing the authentication process at user terminal and access point. The authentication process includes 1) the access point sending the authentication_activating message; 2) the user terminal sending the authentication server of user terminal request message; 3) the authentication server of the user terminal sending to the user terminal response message; and 4) completing the authentication.
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: July 17, 2012
    Assignee: China Iwncomm Co., Ltd.
    Inventors: Xiaolong Lal, Jun Cao, Hong Guo, Zhenhai Huang, Bianling Zhang
  • Patent number: 8195935
    Abstract: Exemplary embodiments of systems, methods and computer-accessible medium can be provided for obtaining and verifying a public key certificate status. In particular, it is possible to construct and send a certificate query request, construct and send a combined certificate query request, construct and send a combined certificate status response, deliver a certificate status response, perform a verification by the general access point, and/or perform a verification by the user equipment. The exemplary embodiments address some of the deficiencies of conventional methods which have a complicated implementation as well as likely inability of such conventional methods to be applied to the network architecture of user equipment, a general access point and a server.
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: June 5, 2012
    Assignee: China Iwncomm Co., Ltd.
    Inventors: Haibo Tian, Jun Cao, Liaojun Pang, Manxia Tie, Zhenhai Huang, Bianling Zhang
  • Patent number: 8185091
    Abstract: A network access authentication and authorization method includes the steps of: constructing an access and authorization request packet; constructing a certificate authentication request packet, constructing a certificate authentication response packet; constructing an access and authorization response packet; constructing an access and authorization acknowledgement packet. And an authorization key updating method includes the steps of: constructing an access and authorization request packet; constructing an access and authorization response packet; constructing an access and authorization acknowledgement packet. The invention resolves the security problem that a mobile terminal accesses a base station in the wideband wireless multimedia network, and realizes both bi-directional identity authentication of a mobile terminal and a base station and unidirectional identity authentication from a base station to a mobile terminal.
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: May 22, 2012
    Assignee: China IWNCOMM Co., Ltd.
    Inventors: Liaojun Pang, Jun Cao, Haibo Tian, Zhenhai Huang, Bianling Zhang
  • Patent number: 8176325
    Abstract: A port based peer access control method, comprises the steps of: 1) enabling the authentication control entity; 2) two authentication control entities authenticating each other; 3) setting the status of the controlled port. The method may further comprise the steps of enabling the authentication server entity, two authentication subsystems negotiating the key. By modifying the asymmetry of background technique, the invention has advantages of peer control, distinguishable authentication control entity, good scalability, good security, simple key negotiation process, relatively complete system, high flexibility, thus the invention can satisfy the requirements of central management as well as resolve the technical issues of the prior network access control method, including complex process, poor security, poor scalability, so it provides essential guarantee for secure network access.
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: May 8, 2012
    Assignee: China Iwncomm Co., Ltd.
    Inventors: Xiaolong Lai, Jun Cao, Bianling Zhang, Zhenhai Huang, Hong Guo
  • Publication number: 20110055554
    Abstract: A wireless personal area network accessing method is provided, the method includes that: a coordinator broadcasts a beacon frame, the beacon frame includes the information about whether the coordinator sends an authentication requirement, the beacon frame also includes the authentication supported by the coordinator and key management package when a device receipts the authentication requirement, the device receives the beacon frame, the authentication between the coordinator and the device is made by using a authentication method corresponding to the authentication supported by the coordinator and key management package, when the device determines that the coordinator and the device is directly made according to the authentication result, or the association between the coordinator and the device is made after making session key negotiation.
    Type: Application
    Filed: January 14, 2009
    Publication date: March 3, 2011
    Applicant: CHINA IWNCOMM CO., LTD.
    Inventors: Yuelei Xiao, Jun Cao, Xiaolong Lai, Zhenhai Huang, Bianling Zhang, Zhiqiang Qin, Qizhu Song