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What if you could manipulate Curve's oracles to exploit major DeFi protocols? Read about the technical details of read-only reentrency attacks.

Summary:On the 24th of October 2022, Market.xyz (lending market on QuickSwap DEX) was exploited with a price manipulation attack.

我最近在重新学solidity，巩固一下细节，也写一个“WTF Solidity极简入门”，供小白们使用，每周更新1-3讲。官网: https://wtf.academy - AmazingAng/WTF-Solidity: 我最近在重新学solidity，巩固一下细节，也写一个“WTF Solidity极简入门”，供小白们使用，每周更新1-3讲。官网: https://wtf.academy

Contribute to stakewithus/defi-by-example development by creating an account on GitHub.

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The only thing worse than a bug in your code that breaks everything is a bug in your code that subtly breaks one thing

A few days ago, pool 23 of Rari’s Fuse platform was exploited. In this episode of the Replaying Ethereum Hacks series, we will look at what…

A high risk vulnerability was disclosed to Risk Labs by iosiro affecting the Across bridge relayer infrastructure and awarded with a $90,000 bounty.

Uniswap V3 Development Book # Welcome to the world of decentralized finances and automated market makers! This book will be your guide in this mysterious and amusing world! Together, we’ll build one of the most interesting and important applications, which serves as a pillar of today’s decentralized finances–Uniswap V3! This book will guide you through the development of a decentralized application, including: smart-contract development (in Solidity); contracts testing and deployment (using Forge and Anvil from Foundry); design and mathematics of a decentralized exchange; development of a front-end application for the exchange (React and MetaMask).

How to Become a Smart Contract Auditor: https://jacksonkelley.gumroad.com/l/how-to-become-a-smart-contract-auditor/process-one-ytIn this video, I do the firs...

An introduction to maximal extractable value (MEV)

A chronological and (hopefully) complete list of reentrancy attacks to date. - pcaversaccio/reentrancy-attacks: A chronological and (hopefully) complete list of reentrancy attacks to date.

Slides: https://drive.google.com/file/d/1-wzuY4U4OKFQ2Mc4ctmwKh2g3fAl4_85/view?usp=sharingFurther to the section on Front Running, I have created a post on E...

In 2021 we privately disclosed multiple vulnerabilities in the InterPlanetary File System but never really talked about it. Let’s change that 😊!

Chaos Labs, a cloud security platform for DeFi applications, has released open source tooling for developing with Uniswap v3 TWAP Oracles.

iosiro disclosed a UUPS proxy vulnerability to several teams, affecting over $50m in assets. This post details the technical details and the disclosure to OpenZeppelin.

Browse distinguished companies providing smart contract auditing services and find contact information, previous reports, client testimonials and more.

Guidelines and training material to write secure smart contracts - GitHub - crytic/building-secure-contracts: Guidelines and training material to write secure smart contracts

function renderKatex(element) { renderMathInElement(document.body, { delimiters: [ { left: '$$', right: '$$', display: true }, { left: '$', right: '$', display: false }, { left: '\\(', right: '\\)', display: false }, { left: '\\[', right: '\\]', display: true } ], throwOnError: false }); } \[ \] You’ll find the complete code of this chapter in this Github branch. First Swap # In this milestone, we’ll build a pool contract that can receive liquidity from users and make swaps within a price range.

Stay current with latest DeFi/NFT events, hacks & innovations from around the globe. Don't fall behind! Click to read HashingBits, by QuillAudits, a Substack publication with hundreds of readers.

How to efficiently maximise arbitrage profit over a set of exchanges via Convex Optimisation

Learn about Merkle tree and merkle proof using Solidity. Code: https://solidity-by-example.org/app/merkle-tree Remix IDE: http://remix.ethereum.org Solidity: https://solidity.readthedocs.io Follow on Twitter: @ProgrammerSmart https://twitter.com/ProgrammerSmart Website: https://smartcontractprogrammer.com

Having a similar name, Agave.finance is a forked from Aave V2 on the Gnosis chain. One would think that a fork of a battle-tested protocol…

London Blockchain Security meetup #001 Dirk Brink is a Tech Lead at Graphcore and bug bounty hunter at Immunefi. He studied Electrical and Electronic Enginee...