Title:
REMOTE KEY ACQUISITION METHOD, POINT-OF-SALE TERMINAL AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2018/113362
Kind Code:
A1
Abstract:
A remote key acquisition method, comprising: detecting an injection key acquisition instruction; generating a temporary key pair when an injection key acquisition instruction is detected; obtaining a locally stored private key in a random key pair, generating a temporary key signature for a public key signature in the temporary key pair according to the private key in the random key pair; obtaining a first identity authentication certificate; sending the temporary key signature and the first identity certificate to a remote injection server; receiving an injection key ciphertext signature and a second identity authentication certificate returned by the remote injection server according to the temporary key signature and the first identity authentication certificate; obtaining and saving an injection key according to the injection key ciphertext signature and the second identity authentication certificate.
Inventors:
LIU CHUAN (CN)
YANG YONGQUAN (CN)
YANG YONGQUAN (CN)
Application Number:
PCT/CN2017/102984
Publication Date:
June 28, 2018
Filing Date:
September 22, 2017
Export Citation:
Assignee:
PAX COMPUTER TECH SHENZHEN CO LTD (CN)
International Classes:
H04L9/08
Foreign References:
| CN106789018A | 2017-05-31 | |||
| CN105743654A | 2016-07-06 | |||
| US20110054987A1 | 2011-03-03 | |||
| CN101964793A | 2011-02-02 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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