Preliminary Study on Blockchain System Security and Application Security
In recent years,blockchain technology has developed rapidly and is widely used.However,blockchain technology is still developing and improving,and many privacy breach and security problems are encountered in practical application,which restrict the rapid development of blockchain.This paper takes blockchain security technology as the starting point,and briefly discusses the security of blockchain technology itself and blockchain applications at the network layer,contract layer,consensus layer,data layer,and application layer.
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