Explore vulnerabilities, attacks, defenses, and tool evaluation in smart contracts to enhance security and reliability in blockchain applications.
Authors: ZHIYUAN WEI, Beijing Institute of Technology, China; JING SUN, University of Auckland, New Zealand); ZIJIAN ZHANG, XIANHAO ZHANG, XIAOXUAN YANG, and LIEHUANG ZHU, Beijing Institute of Technology, China; XIANHAO ZHANG, Beijing Institute of Technology, China; XIAOXUAN YANG, Beijing Institute of Technology, China; LIEHUANG ZHU, Beijing Institute of Technology, China.
function allows a contract to be removed from the blockchain, returning any remaining Ether to a designated target address. While this can be useful in certain scenarios, it carries risks. If Ether is sent to a contract that has self-destructed, the funds will be permanently lost and cannot be recovered. Consequently, it is imperative to exercise caution when utilizing the
provides a ranking of the top 10 smart contract vulnerabilities. However, it should be noted that this list has not been updated since its initial release in 2018. On the other hand, the SWC Registry provides an implementation of weakness classification and currently lists 37 vulnerabilities . Although it lacks a concrete classification and ranking, it offers valuable insights into specific vulnerability types.
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