推荐在高gas的时候claim ENS airdrop的用户使用flashibots的rpc，因为claim失败了不扣费，gas price和主网是一样的。看到很多人用了几百刀的gas fee最后失败了，白白浪费。参数如下： Network Name: Flashbots Protect RPC New RPC URL: rpc.flashbots.net ChainID: 1 Currency Symbol: ETH

What would you do if you found an 0day in etherscan.eth? I decided to build a pinball machine. paradigm.xyz/2021/11/hiding…

VR日活数据的依据是什么

🌈 NFT Giveaway 🎁 I am giving away 3 cool NFTs @maodaonft 💲Value: $2500 👉 Retweet and Follow me The 3 winners will be chosen on December 18th.

1/ Today, we’re excited to announce better pricing with Uniswap v2 support in the Auto Router, Layer 2 support, and real-time gas estimates in the Uniswap App. These changes will help you get the most out of every trade. uniswap.org/blog/auto-rout…

🍾 Congratulations to our client Gearbox Protocol on the long-awaited launch. Leverage 2.0 for the win! ➡️Check out the detailed audit report here:bit.ly/3yRUiWW #DeFi #security #SmartContractAudit

在 Mirror 上写了新文章「关于Web3: 退休这两年我错过的技术趋势」这篇长文叙述了几个故事，分别关于泡沫，DeFi，DAO，NFT 与 DApp，这些故事组成了一个陌生而令人兴奋的全新互联网。 mirror.xyz/guoyu.eth/f2yL…

ERC777s actually reenter differently when sending coins vs receiving them! Reentrancy is the classic evil surprise when writing for the EVM. But just when you thought you knew how to defend against it, the ERC777 standard for callbacks on ERC20’s adds this new layer of hurt...

coindesk.com/policy/2022/04…

Shedding smart contract storage with Slither blog.trailofbits.com/2022/07/28/she…

rekt in prod... eventually. yearnfi retuns to the leaderboard, having lost over $10M. 1156 days to spot an eight-figure vulnerability in one of DeFi’s best known protocols. It’s a big week for DeFi stalwarts getting rekt. Who will be next? rekt.news/yearn2-rekt/

1/ We’re happy to announce DeFi Security 101, a one-day intensive course for developers on security in web3, directly preceding DeFi Security Summit 2023. July 14th in Paris, France Apply: hubs.la/Q01MCLN70 Thread of our AMAZING workshop leaders: 🧵👇

We just released Solidity 0.8.20! 🚀 This latest version includes a range of improvements in the via-IR pipeline and improves the list of events exposed in the contract ABI, and, most importantly, support for Shanghai! 📖: blog.soliditylang.org/2023/05/10/sol… 💾: github.com/ethereum/solid…

For all bug hunters: The Ultimate Guide to Reentrancy. Written by unsafe_call medium.com/immunefi/the-u…

0/ We’re excited to open evm.storage alpha! 🧵

During last's week SΞCURΞUM workshop, attendees fuzzed solmate using our new fuzzer medusa (github.com/crytic/secureu…) Well magnetto and MiloTruck ended up finding a bug directly in solmate :) We are not kidding when we say that everyone should use a fuzzer

Over the past few days I've been working with a group of whitehats, auditors, and other security leaders to try and solve the hardest part of responsible disclosure: finding the right person to talk to.

#Bitcoin has been hacked again. People's addresses were being emptied, but they kept their private keys secure. Or has it? Once again, Richard Heart is going to teach you the reality about blockchains that no one else will. You know how all those "wallets" were "being emptied?" I

But where is the updates!!!!!!!! Gavin Brown