Title:
SECURE DISTRIBUTED KEY MANAGEMENT SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/114377
Kind Code:
A1
Abstract:
A distributed key management system, which contains a server, a plurality of key-holding devices adapted to communicate with the server; and a key-requesting device adapted to communicate with the server. Each one of the plurality of key-holding devices is adapted to hold a different fragment of a private key. The server is adapted to reconstruct the private key based on the fragments received from the plurality of key-holding devices. The key-requesting device is adapted to obtain the private key from the server. The systems according to the invention provide a zero-trust model key management scheme and would eliminate the risk of key leakage to unauthorized person while providing flexibility of authorizing devices.
Inventors:
NG MING SUM SAM (CN)
CHAN MARTHEW DAVID (CN)
LAU WAI KING JASON (CN)
KUNG SIU KEI THOMAS (CN)
CHAN MARTHEW DAVID (CN)
LAU WAI KING JASON (CN)
KUNG SIU KEI THOMAS (CN)
Application Number:
PCT/CN2019/122605
Publication Date:
June 11, 2020
Filing Date:
December 03, 2019
Export Citation:
Assignee:
FORIS LTD (CN)
International Classes:
H04L9/32; H04L9/08
Foreign References:
| US20080137857A1 | 2008-06-12 | |||
| CN106603231A | 2017-04-26 | |||
| CN106100832A | 2016-11-09 | |||
| CN101272244A | 2008-09-24 | |||
| CN104821884A | 2015-08-05 |
Other References:
See also references of EP 3738269A4
Attorney, Agent or Firm:
RUNPING & PARTNERS (CN)
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