SSumeet Kumar Gupta7h ago · 12 min read$6.3 Billion Left Binance. Nobody Has Explained How Yet.The largest crypto theft on record: what is proven, what is only alleged, and what it means if your money sits on an exchange. Kaand Report Case File #001. Last updated October 31, 2026. This story iskaandreport.hashnode.dev
MMichael K. Laweh4h ago · 7 min readInside the $6.3 Billion Binance Heist: How an Engineer's Laptop, EIP-7702, and Missing Zero-Trust Shattered History's Largest Crypto ExchangeOn October 29-30, 2026, the global financial system witnessed the single largest cyber heist in recorded human history. Hackers penetrated Binance, the world's most heavily capitalized cryptocurrency klytron.hashnode.dev
AAI Developer1d ago · 21 min readThe $6.3B Binance Hack: How EIP-7702 and One Laptop Drained Hot Wallets on 10 ChainsOn the evening of October 29, 2026 (UTC), Binance hot wallets on ten blockchains sent their balances to an attacker in a burst that lasted roughly half an hour. Binance says the estimated total impactaidevpro.hashnode.dev
AAleksei Nazarov1d ago · 5 min readMigrating off OpenZeppelin Defender Monitor: what replaces each kind of monitorOpenZeppelin closed new Defender sign-ups on June 30, 2025 and retired the hosted service on July 1, 2026. If your contracts were watched by Defender Monitor, those alerts have stopped. The service issmartalert.hashnode.dev
Aawa1d ago · 2 min readFlash-loanable voting power: the one-line function behind the X100 drainfunction _stakeOf(address account) internal view override returns (uint256) { return frozenOf(account); } That is how X100's Freezer decided who sat on its 3-seat Senate: whoever had the most X fsandaawa.hashnode.dev
CColton Scott3d ago · 10 min readBCP Exam Prep: Build One Private Besu Network That Covers All Seven DomainsYou can read about Besu for weeks and still freeze on a BCP question that asks why a new node can't join the network. The fastest way to prepare for the Besu Certified Professional (BCP) exam is to buvmexam.hashnode.dev
WWaseem Anjum3d ago · 11 min readSign-In with Ethereum in Next.js 16: SIWE with viem, iron-session and a Replay-Proof Nonce (Tested)Sign-In with Ethereum (SIWE) lets a user log in by signing a plain-text message with their wallet, as defined in EIP-4361. In Next.js you need three pieces: a route that issues a nonce, a route that vfabwaseem.hashnode.dev
AAleksei Nazarov5d ago · 7 min readSmart contract monitoring in 5 minutes: what to watch and how to set it upA contract goes live after an audit. The audit checked the code on one day. From then on, the contract changes owner, gets upgraded, moves money and talks to bots, and somebody has to notice when one smartalert.hashnode.dev
MMerunas Grincalaitis5d ago · 6 min readEthereum Compromised Wallet & EIP-7702 Sweeper Rescue Handbook (2026 Reference)When an Ethereum private key or seed phrase leaks, automated sweeper bots monitor the address and drain any incoming ETH within milliseconds—long before you can broadcast a standard transfer or revokemevdao.hashnode.dev
AAleksei NazarovOct 23 · 8 min readRonin Bridge, August 2024: the vote threshold was 0 for 48 minutes before the first withdrawal, and no event said soOn August 6, 2024 the Ronin team upgraded its bridge on Ethereum. 48 minutes later an MEV bot withdrew about 4,000 ETH from it, and half an hour after that another address took 2M USDC. In total aboutsmartalert.hashnode.dev
