Title:
METHOD AND DEVICE FOR MONITORING SMART CONTRACT IN BLOCKCHAIN
Document Type and Number:
WIPO Patent Application WO/2020/253476
Kind Code:
A1
Abstract:
Provided are a method and device for monitoring a smart contract in a blockchain, relating to the field of financial technology (fintech), and used for improving the security of smart contracts. The method comprises: obtaining a transaction request (101); calling a corresponding smart contract according to the transaction request (102); during the process of the smart contract executing the transaction request, if it is determined that the called operation code is an operation code which requires attention, determining whether the operation code which requires attention meets an error condition of a monitoring rule (103); and if yes, outputting an abnormal result for the called operation code according to the monitoring rule, and executing a blocking operation for the operation code (104).
Inventors:
MA FUCHEN (CN)
JIANG YU (CN)
FU YING (CN)
REN MENG (CN)
WANG MINGZHE (CN)
FAN RUIBIN (CN)
ZHANG KAIXIANG (CN)
LI HUIZHONG (CN)
SHI XIANG (CN)
LI CHENGBO (CN)
JIANG YU (CN)
FU YING (CN)
REN MENG (CN)
WANG MINGZHE (CN)
FAN RUIBIN (CN)
ZHANG KAIXIANG (CN)
LI HUIZHONG (CN)
SHI XIANG (CN)
LI CHENGBO (CN)
Application Number:
PCT/CN2020/092174
Publication Date:
December 24, 2020
Filing Date:
May 25, 2020
Export Citation:
Assignee:
WEBANK CO LTD (CN)
UNIV TSINGHUA (CN)
UNIV TSINGHUA (CN)
International Classes:
G06F21/55; G06F21/57; G06Q40/04
Domestic Patent References:
| WO2019070357A1 | 2019-04-11 |
Foreign References:
| CN110263536A | 2019-09-20 | |||
| CN109493226A | 2019-03-19 | |||
| CN109767329A | 2019-05-17 | |||
| CN107886000A | 2018-04-06 | |||
| CN108256337A | 2018-07-06 | |||
| CN109492402A | 2019-03-19 |
Attorney, Agent or Firm:
TDIP & PARTNERS (CN)
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