China Iwncomm Co., Ltd.

Manxia Tie

Jun Cao

Zhenhai Huang

Xiaolong Lai

Zhiqiang Du

Qin Li

Bianling Zhang

Liaojun Pang

Li Ge

Guoqiang Zhang

Yanan Hu

Yuehui Wang

Xiaorong Zhao

Yuelei Xiao

Weigang Tong

Xiang Yan

Yi Li

Ning Bu

Ning Zhang

Jiandong Li

Haibo Tian

Peng Yuan

Qiongwen Liang

Oin Li

Houjian Tang

Xumao Ye

Lian Jian

Liang Lu

Disclosed are an identity authentication method and apparatus. When identity information is transmitted between a request device and an authentication access controller, confidentiality processing is performed on the identity information of the request device and the authentication access controller, so as to prevent the identity information of the request device and the authentication access controller from being exposed during a transmission process, thereby ensuring that an attacker cannot obtain private and sensitive information of the request device and the authentication access controller.

Identity authentication method and apparatus

A method and device for identity authentication. An authentication access controller (AAC) acquires an identity ciphertext message transmitted by a requesting device (REQ), the identity ciphertext message comprising an identity information ciphertext of the REQ, the AAC decrypts the identity information ciphertext of the REQ to generate a digital certificate (Cert) of the REQ, transmits a first authentication request message comprising the Certto a first authentication server, and receives a first authentication response message transmitted by the first authentication server, the first authentication response message comprising authentication result information and a digital signature of the first authentication server, the AAC utilizes a public key of the first authentication server to verify the digital signature of the first authentication server, and if successfully verified, then the AAC determines an identity authentication result for the REQ on the basis of the verification result of the Certin the authentication result information.

Method and device for identity authentication

An identity authentication method and apparatus, a device, a chip, a storage medium, and a program. Confidentiality processing is performed on identity information of a requesting device and an authentication access controller, such that the identity information of the requesting device and the authentication access controller is prevented from being exposed during a transmission process, thereby ensuring that an attacker cannot obtain private and sensitive information of the requesting device and the authentication access controller. In addition, by means of involving an authentication server, mutual identity authentication of the requesting device and the authentication access controller is realized while the confidentiality of information related to an entity identity is ensured.

Identity authentication method and apparatus, device, chip, storage medium, and program

Disclosed in embodiments of the present application are an identity authentication method and apparatus, a device, a chip, a storage medium, and a program. Identify information of a requesting device and an authentication access controller is subjected to confidential processing to prevent the identify information of the requesting device and the authentication access controller from being exposed in a transmission process, so as to ensure that an attacker cannot obtain the private and sensitive information. Moreover, an authentication server is introduced, such that real-time authentication of bidirectional identity between the requesting device and the authentication access controller is achieved while the confidentiality of entity identity related information is guaranteed.

A wireless network switching method. In the method, a station and a target access device directly generate a message integrity check key by means of a domain key, and verify an integrity code on the basis of the message integrity check key, so as to realize the authentication of two parties; and when the authentication of the opposite party is successful, session keys are generated by means of the domain key and in conjunction with random numbers of the two parties, thereby simplifying a switching process and realizing secure and efficient network switching. Further disclosed are a corresponding station and a corresponding access device.

Wireless network switching method and device

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.

Method and device for managing digital certificate

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.

Digital credential management method and device

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 KEY, encrypts, by using the KEY, 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 KEYbased on the unique identification information and a preset key material, and decrypts the encrypted access information by using the KEYto obtain the access information. The present invention further relates to a WLAN-enabled device for implementing the method and an intelligent terminal device.

Method for device having WLAN function to access network and device for implementing method

The present invention relates to the field of identity authentication. Provided are a method, device, and system for identity authentication, solving the technical problem that existing identity authentication technologies are incapable of protecting personal privacy, and that authentication technologies comprising personal privacy must provide a traceability feature. The method for identity authentication mainly comprises: a first authenticator transmitting to a second authenticator a first identity authentication message; the second authenticator transmitting to an authentication server a second identity authentication message; the authentication server verifying the validity of a secure domain where the second authenticator is at on the basis of the second identity authentication message; the authentication server returning to the second authenticator a third identity authentication message; when the third identity authentication message is received by the second authenticator, same transmitting to the first authenticator a fourth identity authentication message.

Method, device, and system for identity authentication

A two-way key switching method and an implementation device. The method includes: when acquiring a new key, any end in a communication link setting a new key transmitting direction to be unavailable and setting a new key receiving direction to be available; after it is presumed or determined that at least n opposite ends have acquired the new key and before an original key is invalid, the any end starting a first key switching process, to set the transmitting direction of the original key to be unavailable and set the new key transmitting direction to be available, where N&#x2265;n&#x2265;1, and N is the total number of receiving sides corresponding to the transmitting side; according to a protection identifier of data transmitted from the opposite end, the any end selecting a valid key to perform deprotection; and after the data is successfully deprotected with the new key for the first time, the any end starting a second key switching process, to set the receiving direction of the original key to be unavailable. By limiting the sequence of each end on a communication link to perform key switching, the present invention ensures that each end can correctly deprotect data transmitted from an opposite end.

Two-way key switching method and implementation device

A method and device device for authentication are provided. The method includes: a second authenticator transmitting to a first authenticator a first identity authentication message; the first authenticator transmitting to an authentication server a second identity authentication message; the authentication server verifying the validity of a secure domain where the second authenticator is at and of the first authenticator on the basis of the second identity authentication message; the authentication server returning to the first authenticator a third identity authentication message; the first authenticator transmitting to the second authenticator a fourth identity authentication message; the second authenticator proceeding to verification when the fourth identity authentication message is received; the second authenticator transmitting to the first authenticator a fifth identity authentication message; and the first authenticator proceeding when the fifth identity authentication message is received.

Mutual authentication with anonymity

A one-way key switching method and an implementation device. The method comprises: after obtaining a new key and before deducing or determining that at least n receivers obtain the new key, a sender setting the sending direction of the new key as unavailable and keeping the sending direction of an original key as available; after obtaining the new key and before deducing or determining that at least n receivers obtain the new key, before the original key is invalid, the sender starting up a key switching process, i.e. setting the sending direction of the original key as unavailable and setting the sending direction of the new key as available; where N&#x2267;n&#x2267;1, N is the total number of the receivers corresponding to the sender.

One-way key switching method and implementation device

A method and a system for authenticating an entity based on a symmetric encryption algorithm are provided. The method includes the following steps: 1) an entity A sends an authentication request message to an entity B; 2) after receiving the authentication request message, the entity B sends an authentication response message to the entity A; 3) the entity A determines the validity of the entity B according to the received authentication response message. The implementation cost of the system can be reduced by using the authentication according to the invention.

Method and system for authenticating entity based on symmetric encryption algorithm

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. The present application achieves automatic application, updating and issuing of a digital certificate.

Digital certificate automatic application method, device and system

Provided is an air interface security method. In the process of protocol transmission, the method executes: 1) a short-range coupling device sending a security parameter request message to a short-range card; 2) after receiving the security parameter request message, the short-range card conduct security parameter feedback on the short-range coupling device; and 3) the short-range coupling device and the short-range card establish a security link according to a security parameter. Provided are a short-range coupling device, a short-range card, etc. for achieving the method. By introducing a security mechanism, the present invention provides a security protection capability for an air interface, can provide identity authentication for a short-range coupling device and a short-range card to ensure the validity and authenticity of the identities of both sides in the communications, and at the same time, will not bring additional hardware overhead to the short-range coupling device and the short-range card.

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Shaanxi, China

Manxia Tie