6 papers
Blockchain security based on cryptography: a review
Wenwen Zhou, Dongyang Lyu, Xiaoqi Li
As an emerging service framework built by combining cryptography, P2P network, consensus mechanism and innovative contract technology, blockchain has been widely used in digital fi…
DoS Attacks and Defense Technologies in Blockchain Systems: A Hierarchical Analysis
Chunyi Zhang, Fengjiao Dou, Xiaoqi Li
Blockchain technology is widely used in various fields due to its ability to provide decentralization and trustless security. This is a fundamental understanding held by many advoc…
Immutable Digital Recognition via Blockchain
Zeng Zhang, Xiaoqi Li
The development of blockchain technology has significantly enhanced the security and transparency of personal information and transaction records. Concurrent with the advancement o…
Implementation and Security Analysis of Cryptocurrencies Based on Ethereum
Pengfei Gao, Dechao Kong, Xiaoqi Li
Blockchain technology has set off a wave of decentralization in the world since its birth. The trust system constructed by blockchain technology based on cryptography algorithm and…
A Multi-Layered Security Analysis of Blockchain Systems: From Attack Vectors to Defense and System Hardening
Yuhuan Yang, Shipeng Ye, Xiaoqi Li
The application of Bitcoin enables people to understand blockchain technology gradually. Bitcoin is a decentralized currency that does not rely on third-party credit institutions,…
SoK: Security Analysis of Blockchain-based Cryptocurrency
Zekai Liu, Xiaoqi Li
Cryptocurrency is a novel exploration of a form of currency that proposes a decentralized electronic payment scheme based on blockchain technology and cryptographic theory. While c…