Oleg Filatov

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  Oleg Filatov
• Sep 02, 2026

How Arbitrum and Base sequencer downtime leads to MEV liquidations. Proof-of-Concept, Chainlink Grace Period fix, and Foundry tests for DeFi engineers.

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  Oleg Filatov
• Aug 29, 2026

How attackers use flash loans and oracle price staleness to drain DeFi lending pools. Complete technical guide with Solidity exploit code & prevention.

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  Oleg Filatov
• Aug 20, 2026

Learn how to connect LLMs to EVM smart contracts securely. Architectural guide covering ERC-4337 session keys, TEE, guardrails, and Python code.

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  Oleg Filatov
• Aug 12, 2026

Learn how to spot a Crypto Drainer and Rug Pull before it's too late. Key red flags and safety tips to protect your crypto wallet from scams.

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  Oleg Filatov
• Aug 02, 2026

Coldcard PRNG vulnerability exposes 1300+ BTC. Check if your hardware wallet is affected and follow our step-by-step guide to move funds safely.

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  Oleg Filatov
• Jul 28, 2026

Discover how ChatGPT generates vulnerable Solidity smart contracts. Explore 3 real reentrancy flaws AI misses and how to secure your dApp.

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  Oleg Filatov
• Jul 07, 2026

A deep technical dive into Hyperliquid architecture. Discover how 24 validators control your USDC and why appchains are just glorified Web2 backends.

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  Oleg Filatov
• Jun 30, 2026

Learn how hidden ERC-20, 721, and 4626 flaws cause reentrancy and inflation attacks. Expert security guide for blockchain architects with code examples.

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  Oleg Filatov
• Jun 22, 2026

Learn how to earn high APY by providing liquidity to privacy protocols and shielded pools. Discover low-risk Anonymity Mining strategies for 2026.

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  Oleg Filatov
• Jun 12, 2026

Can AI deanonymize XMR and ZEC? Deep dive into temporal attacks, wallet fingerprinting, and practical privacy defense guide for developers.

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  Oleg Filatov
• Jun 04, 2026

Inside the smart contracts draining automated trading bots. Code execution, sandbox evasion, and dynamic fee attacks explained for Web3 devs.

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  Oleg Filatov
• May 25, 2026

Learn advanced on-chain data analytics with Dune SQL. Master user segmentation, cohort retention queries, and Sybil detection for Web3 dApps.