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公开(公告)号:US20210314170A1
公开(公告)日:2021-10-07
申请号:US16482463
申请日:2018-02-13
Applicant: CHINA IWNCOMM CO., LTD.
Inventor: Yuehui WANG , Bianling ZHANG , Manxia TIE , Xiaolong LAI , Qin LI , Weigang TONG , Guoqiang ZHANG , Zhiqiang DU , Xiang YAN
Abstract: A method and device for managing a digital certificate are provided. A digital certificate requesting device negotiates with a digital certificate issuing device by using an acquired authorization code, to establish a security data channel and generate a security key, and messages can be encrypted with the generated data communication key during a process of message interaction between the digital certificate requesting device and the digital certificate issuing device, thereby effectively increasing the security in data transmission. The method and device are applicable for automatically requesting for, querying, updating, revoking a digital certificate and acquiring a digital certificate revocation list in various scenarios
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公开(公告)号:US20200008062A1
公开(公告)日:2020-01-02
申请号:US16482475
申请日:2018-02-27
Applicant: CHINA IWNCOMM CO., LTD.
Inventor: Yucun TIAN , Wei ZHANG , Weigang TONG , Xiang YAN
Abstract: Disclosed in the present invention are a credential information processing method and apparatus for network connection, and an application (APP). The method comprises: in response to an instruction for applying for a network credential for a second terminal, a first terminal sends a first credential downloading request to a server; the first terminal receives first credential information sent by the server; and the second terminal receives the first credential information sent directly by the first terminal from a system memory of the first terminal and a network identifier of a wireless network to be connected, the second terminal stores the first credential information directly into a secure storage region of the second terminal from a system memory of the second terminal, and the second terminal connects a wireless network corresponding to the network identifier by using the first credential information in the secure storage region.
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公开(公告)号:US20200328902A1
公开(公告)日:2020-10-15
申请号:US16645149
申请日:2018-09-07
Applicant: CHINA IWNCOMM CO., LTD.
Inventor: Yuehui WANG , Bianling ZHANG , Manxia TIE , Xiaolong LAI , Qin LI , Weigang TONG , Guoqiang ZHANG , Zhiqiang DU , Xiang YAN
Abstract: Provided in the present invention are a digital credential management method and a device, the method comprising: a digital credential application device negotiating establishment of a secure data channel with a digital credential issuing device, and sending to the digital credential issuing device a digital credential management request message; the digital credential issuing device receiving the message, and sending to the digital credential application device a digital credential management verification request message; the digital credential application device receiving the verification request message, and sending to the digital credential issuing device a digital credential management verification response message; the digital credential issuing device receiving the digital credential management verification response message, and sending to the digital credential application device a digital credential management response message; the digital credential application device receiving the digital credential management response message, and sending to the digital credential issuing device a digital credential management confirmation message.
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