Fast transaction confirmation method and device based on block chain technology

Abstract

The invention discloses a transaction quick confirmation method and device based on a block chain technology, wherein, the method comprises the following steps: step S1, confirming the node identity and electing a consensus committee and a committee leader; S2, submitting the transaction to the committee, so that the committee leader initiates a round of BLS aggregation signatures for the transaction, and broadcasting the total signatures for the transaction on the whole network to quickly confirm the transaction; Step S3, packaging and summarizing the confirmed transactions by the committee leader, forming a current round block by the transaction package, the transaction proof, the previous block hash and the current unspent transaction pool, sending the current round block and the blockhash value to the members of the committee, and operating the consensus within the committee to generate a new block. The method can realize the fast confirmation of the transaction, and effectively improves the practicability and reliability of the transaction, which is simple and easy to realize.

Description

technical field [0001] The invention relates to the technical fields of information security and e-commerce, in particular to a fast transaction confirmation method and device based on block chain technology. Background technique [0002] The rapid development of the mobile Internet has promoted the prosperity of the e-commerce industry. Electronic payment came into being and is changing with each passing day. More and more people are buying and selling goods on the Internet, and the resulting transactions are huge. [0003] At present, most online transactions or transactions generated by electronic payments rely on trusted third parties, that is, relying on banks and financial institutions to provide transaction services and connect buyers and merchants. The existence of a trusted third party has brought certain hidden dangers to the security of transactions, and more and more countries and institutions have begun to study new models for future transactions. [0004] Th...

AI Technical Summary

Problems solved by technology

This method can increase the scale of transactions to a certain extent and shorten a certain amount of transaction confirmation time, but users still need to wait for a certain period of time after submitting transactions to the blockchain network before they can confirm transactions. Transaction confirmation The time is related to the upper limit of the network delay, not determined by the actual network delay, so the transaction confirmation is still not fast response

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