Title:
BLOCKCHAIN-BASED TRANSACTION DATA OBFUSCATION METHOD, AND RELATED DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/134876
Kind Code:
A1
Abstract:
Disclosed is a blockchain-based transaction data obfuscation method. The method comprises: receiving an obfuscation request sent by a supplier node device for a target confidential transaction; obfuscating the target confidential transaction by using a target random number to obtain an obfuscated transaction; acquiring a random mapping parameter and a signed first challenge parameter from a regulator node device; performing product proving and power proving; and outputting the obfuscated transaction, a product proving result and a power proving result. Further provided is a related device. According to the present invention, anonymity of a transaction can be realized, and regulation of transaction data can also be realized.
Inventors:
XIN JIAJUN (CN)
LAI XIN (CN)
ZHANG XIAO (CN)
LI WULU (CN)
LAI XIN (CN)
ZHANG XIAO (CN)
LI WULU (CN)
Application Number:
PCT/CN2020/076974
Publication Date:
July 08, 2021
Filing Date:
February 27, 2020
Export Citation:
Assignee:
SHENZHEN ONETHING TECH CO LTD (CN)
International Classes:
G06Q20/38
Foreign References:
| CN110383311A | 2019-10-25 | |||
| CN108985927A | 2018-12-11 | |||
| CN109034800A | 2018-12-18 | |||
| CN110517147A | 2019-11-29 | |||
| US20190172067A1 | 2019-06-06 |
Other References:
费天龙 等 (FEI, TIANLONG ET AL.): "基于可信监管方的比特币强匿名混淆策略 (A Strong Anonymous Obfuscation Scheme for Bitcoin Based on Trusted Regulator)", 中国电子科学研究院学报 (JOURNAL OF CHINA ACADEMY OF ELECTRONICS AND INFORMATION TECHNOLOGY), vol. 14, no. 9, 30 September 2019 (2019-09-30), XP055805709
Attorney, Agent or Firm:
SHENZHEN SCIENBIZIP INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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