上半年Web3领域攻击事件造成的损失超19亿美元,约71%发生在DeFi领域
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博链财经BroadChain获悉,8月22日,据成都链安发布《2022年上半年Web3安全态势深度研报》显示,2022年上半年,Web3领域共监测到主要安全事件约79起,因各类攻击造成的损失达到了19.13亿美元。
整体情况为:
1.上半年发生7起跨链桥攻击事件,共损失11.36亿美元;
2.53%的攻击方式为合约漏洞利用;
3.约26.6%的攻击方式为闪电贷;
4.上半年共发生5起损失过亿的安全事件;
5.整个 DeFi 市场TVL从1月初的2760亿美元跌到了6月末的800亿美元,下跌71%;
6.黑客通过Tornado Cash共洗钱11.4亿美元;
7.约71%的攻击发生在DeFi领域。
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