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Patent Searching and Data


Title:
DEVICE AUTHENTICATION METHOD AND APPARATUS
Document Type and Number:
WIPO Patent Application WO/2021/051852
Kind Code:
A1
Abstract:
The present application relates to a device authentication method and apparatus, which can be applied to the Internet of Vehicles, such as V2X, LTE-V, V2V, or can be used in the field of intelligent driving and intelligent networked vehicles, etc. The method comprises: a first device sending first information and a first certificate to a second device, wherein the first information is used to indicate the second device, and the first certificate is a device certificate of the first device; the first device receiving a first random number from the second device; the first device using a first private key to obtain a first signature according to the first random number and a first identifier, wherein the first identifier is the identifier of the first device; and the first device sending the first signature to the second device, wherein the first signature is used to authenticate the first device. The embodiments of the present application implement a distributed authentication process. Compared with a centralized authentication mechanism, the authentication method in the embodiments of the present application does not require an intermediate node to authenticate a plurality of nodes, thereby reducing the burden on a device.

Inventors:
PENG JIANFEN (CN)
GUO ZHIPENG (CN)
Application Number:
PCT/CN2020/092176
Publication Date:
March 25, 2021
Filing Date:
May 25, 2020
Export Citation:
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Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04W12/00; G06F21/44; H04W12/06
Domestic Patent References:
WO2017201753A12017-11-30
WO2017201753A12017-11-30
Foreign References:
CN109495441A2019-03-19
CN109495441A2019-03-19
CN107919955A2018-04-17
CN107919955A2018-04-17
CN109808697A2019-05-28
CN108377184A2018-08-07
US20180205560A12018-07-19
Attorney, Agent or Firm:
TDIP & PARTNERS (CN)
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