mev How a Counter-MEV Honeypot Drained JaredfromSubway.eth for $7.5 Million Ethereum's most prolific sandwich bot was drained of $7.5M when an attacker deployed 66 fake token contracts that tricked it into granting open spending approvals. The counter-MEV honeypot exposes the hidden danger of unrevoked token approvals and the fatal weakness of automation without verifica
ethereum Vitalik Buterin Explains How AI Will Make Smart Contracts Provably Secure Ethereum co-founder Vitalik Buterin has published a detailed vision for how AI-assisted formal verification could make smart contracts provably secure — and several Ethereum projects are already building it. Here's what developers need to know.
mev Jaredfromsubway.eth MEV Bot Exploited for $7.5M — What Builders Need to Know The most notorious Ethereum MEV bot was drained of $7.5M through a counter-MEV honeypot attack. Here's what happened, how it worked, and what smart contract builders need to know about token approval security.
ethereum ERC-8004 Explained: The Ethereum Standard That Gives AI Agents On-Chain Identity ERC-8004 introduces on-chain agent registration, discovery, and reputation tracking — filling the trust gap that has held back AI agent adoption on Ethereum.
AI Agents Two AI Agents Just Signed a Legal Contract on Ethereum — No Humans Required ClawBank and Shodai executed the first AI-to-AI Ricardian contract on Ethereum — a legally binding agreement that no human signed, negotiated, or settled.
ethereum Ethereum Glamsterdam Upgrade Explained: How ePBS and EIP-7732 Will Transform Block Production for Developers Ethereum's Glamsterdam hard fork (August 2026) introduces ePBS via EIP-7732, ending the Flashbots era. Learn how protocol-level proposer-builder separation rewrites MEV economics for validators, builders, and DeFi developers.
stablecoins How to Build Stablecoin Payment Flows On-Chain: A Developer Guide for 2026 Stablecoins are now the backbone of on-chain commerce. This guide covers the architecture, smart contract patterns, and integration strategies you need to build production-grade stablecoin payment flows on Ethereum and L2 networks.
solidity Solidity Development in 2026: New Patterns Every Smart Contract Developer Should Know After Pectra Ethereum's Pectra upgrade rewrote the Solidity playbook. From EIP-7702 delegation to transient storage and MCOPY, here are 7 smart contract patterns every developer needs in 2026 — with production-ready code examples.
rwa RWA Tokenization: How to Build Real-World Asset Protocols on Ethereum in 2026 Real-world asset tokenization is reshaping web3 development. This guide covers the token standards, compliance layers, oracle integrations, and smart contract patterns you need to build production-grade RWA protocols on Ethereum.
chain abstraction Chain Abstraction Explained: How to Build Multi-Chain dApps With Cross-Chain Interoperability in 2026 Chain abstraction is reshaping how developers build decentralized applications. Learn the protocols, patterns, and tools for building multi-chain dApps that work seamlessly across every blockchain.
crypto tax US Crypto Tax Regulation in 2026: What Web3 Developers Need to Know Before the Rules Change Illinois is about to become the first US state with a dedicated crypto tax in its budget. With a major House hearing this week, web3 developers need to understand the shifting compliance landscape.
depin DePIN Explained: How Decentralized Physical Infrastructure Networks Are Reshaping Web3 Development DePIN projects use blockchain incentives to build real-world infrastructure. Here is what developers need to know about this rapidly growing web3 vertical.
AI Agents AI Agents Are Now Booking Hotels with USDC on Base: What It Means for Web3 Developers Travala now lets AI agents book hotels autonomously using USDC on Base. This is what the developer stack behind autonomous onchain agents looks like, and why it matters for web3 builders.
tokenized deposits JPMorgan and Citi-Backed Clearing House to Launch Tokenized Deposit Network in 2027: What Developers Need to Know The Clearing House, backed by JPMorgan and Citi, is building a tokenized deposit network on blockchain rails for 2027. Here is what it means for web3 developers.
onchain ai agents Onchain AI Agents: The Developer Guide to Autonomous Smart Contract Systems in 2026 AI agents are going onchain -- owning wallets, signing transactions, and executing complex strategies autonomously. Here is everything developers need to know about building and deploying onchain AI agents in 2026.
ethereum Ethereum's Quantum Shield: Inside the Post-Quantum Key Registry That Will Protect the Network Ethereum researchers have proposed a post-quantum public key registry for validators -- the network's first concrete step toward quantum-resistant infrastructure. Here is what it means for developers.
ethereum Whitehat Researcher Recovers $2M in ETH Trapped in a 2016 ICO Contract for Nine Years A whitehat security researcher named Florent recovered 1,003.62 ETH -- worth $2 million -- from a broken 2016 ICO smart contract, returning funds to 48 original investors after nine years.
defi Vitalik Buterin Proposes Options-Based DeFi to End Forced Liquidations Vitalik Buterin has proposed replacing collateralized debt positions with options-based primitives -- a structural shift that could end forced liquidations and reshape how DeFi handles market volatility.
blockchain Building a Real Estate RWA Platform with Engine Cloud Building a Real Estate RWA Platform with Engine Cloud Scaling your blockchain application with server-side transaction processing Real-world asset (RWA) tokenization is one of the most promising applications of blockchain technology, offering the potential to transform traditional markets by bringing assets like real estate onto the blockchain. However,
Guide: write and deploy Modular Smart Contracts. Learn how to write and deploy Modular Smart Contracts -- smart contracts for which you can add, remove, upgrade or switch out the exact parts you want.
smart contracts Smart Contract Incident Report: Auctions with a buyout price (Marketplace V3) Summary On September 9th, 2023, we received a security report from an independent security researcher about a critical vulnerability in the MarketplaceV3 smart contract. The vulnerability POC (’proof of concept’) showed that an attacker can steal ERC20 / native currency escrowed in a marketplace by bidding in an auction with a
Engineering Blog Smart contract deep dive: Building smart wallets for individuals & teams A deep-dive into thirdweb’s smart contracts for EIP-4337 smart wallets.
