Public write-ups on the bugs, patterns, and protocols we audit. Engineer-to-engineer, no fluff.
OWASP ASI07 (Insecure Inter-Agent Communication) explained: how agents trust each other too much, relay malicious instructions, and amplify prompt injection.
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OWASP ASI09 (Human-Agent Trust Exploitation) explained: how AI agents exploit anthropomorphism, authority bias, and confirmation fatigue to drive harmful approvals.
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OWASP ASI06 (Memory and Context Poisoning) explained: RAG corruption, vector store attacks, persistent context bias. How to defend AI agent memory layers.
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A builder focused Hyperliquid security checklist covering HyperBFT assumptions, HyperCore integrations, HyperEVM deployment risks, and pre audit launch gates before mainnet.
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A builder focused Hyperliquid security checklist covering HyperBFT, HyperCore, HyperEVM, order flow, liquidation, oracle, bridge, and pre audit risks before launch.
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EIP-7702 lets EOAs become smart contracts with one signature. Here are the 4 attack surfaces — phishing, delegate bugs, replay, ERC-4337 — auditors now check.
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Rebuild Compound V2 from scratch — cTokens, Comptroller, InterestRateModel, and liquidation logic. The second-most-forked DeFi protocol, understood end to end.
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The four Uniswap v4 hook attack patterns that cover every public exploit: reentrancy, flag bypass, donation griefing, accounting drift — with minimal PoCs.
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Yearn V2 and V3 vault architecture, exploit case studies (yDAI, yUSDT, Cream), and defense patterns every DeFi auditor and integrator must know.
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A senior auditor walks through what actually happens during a smart contract audit, week by week. Pre-audit prep, manual review, findings, fix verification, and final deliverables.
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The 2026 security timeline for Web3 protocols: when to audit at design, dev, pre-launch, and post-launch — plus real lead times, audit costs, and launch buffer rules.
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Smart contract audit scoping guide. Seven deliverables auditors need, nSLOC pricing benchmarks, and the Rekt Test — cut your quote 15–30%.
ReadOWASP ASI07 (Insecure Inter-Agent Communication) explained: how agents trust each other too much, relay malicious instructions, and amplify prompt injection.
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OWASP ASI01 (Agent Goal Hijack) explained: how prompt injection redirects AI agent objectives. Direct, indirect, and tool-mediated patterns with mitigations.
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AI agents now autonomously control DeFi treasuries, execute trades, and trigger liquidations. The cross-layer attack surface that contract audits cannot see.
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How flash loans amplify oracle, donation, and reentrancy bugs into $200M+ DeFi exploits — Cetus, Penpie, KyberSwap, UwU Lend case studies plus defenses that hold.
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How attackers exploit DAO governance with flash loans, EVM opcode injection, and quorum exhaustion — plus audit strategies and defense architectures.
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How attackers exploit oracle price feeds in DeFi using flash loans, AMM imbalances, and governance subversion — with defense patterns for protocol architects.
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Most Web3 founders are technical and ship great code, then watch the protocol die to non-code problems. Tokenomics, fundraising, governance, regulatory, GTM — this is what kills teams.
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The 2026 OWASP Smart Contract Top 10 elevated business logic to #2 and added proxy & upgradeability at #10. Here's what changed and how to audit.
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Your complete guide to EthCC 2026 in Cannes. Key dates, side events, networking tips, and how Web3 builders can make the most of the conference.
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Zealynx Academy uses no videos, no slides, no passive content. Every section is interactive. Here's the pedagogical argument for why that works better for Web3 builders — and the specific design patterns behind it.
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Most Web3 education is video-heavy. Research shows active construction of knowledge produces meaningful skill faster than passive consumption. Here's why build-first platforms matter.
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TheDAO Security Fund awarded the ETHSecurity Badge to Ethereum security contributors. Holders get 4x matching impact in the Ethereum Security QF round, open through May 14, 2026.
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Don’t fork Uniswap V2 blind. ERC20 pool architecture, TWAP oracle manipulation risks, flash swap exploits, and 7 security pitfalls that cost forks millions.
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What is Hyperliquid exchange for builders? Learn how the Hyperliquid API, Python and TypeScript SDKs, HyperEVM apps, builder codes, and pre-launch risk checks fit together before you ship.
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Explore the cognitive foundations of AI security in part 1 of our LLM Security Deep Dive. Learn how cognitive psychology uncovers vulnerabilities in large language models and modern AI systems, empowering you to understand and secure advanced neural networks.
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How Uniswap V1 invented the AMM: x*y=k invariant, ETH-only pools, and the price manipulation gaps that V2 had to fix. Security-first code analysis.
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Deep dive into Balancer V1–V3: vault architecture, weighted pools, flash loan risks, and the critical security vulnerabilities DeFi auditors look for — Zealynx Security.
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Curve Finance security guide for StableSwap, CryptoSwap, crvUSD, LLAMMA, integration failure modes, and the audit checks DeFi teams should run before building on Curve.
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The Zealynx Client Portal gives DeFi teams real-time audit tracking, secure file sharing, and direct auditor access — no more email threads or PDF drops.
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AMM security deep dive Part 2: how Uniswap V2–V4, Curve, and Balancer handle capital efficiency — and the slippage, sandwich, and oracle manipulation risks each introduces.
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Deep dive into the foundations of constant-product AMMs. Learn the math, smart contract building blocks, and core security risks behind decentralized trading protocols.
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Zealynx is a founder-led Web3 security firm. 33+ audits across 30+ protocols on EVM and Solana. Smart contract audits, full-stack audits, audit subscriptions, penetration testing, AI security, and the Zealynx Audit Grants program.
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Discover the 2026 smart contract audit process for DeFi protocols. Learn how AI and human expertise combine for advanced security, common vulnerabilities, and how to prepare your project for a successful audit.
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Smart contract audits miss dApp-layer bugs. Zealynx TypeScript audits cover frontend logic, API endpoints, and wallet flows — the layer most firms ignore.
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