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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ERC-721 and ERC-2981 fail for real-world IP. Learn Solidity patterns for programmable royalty splits, copyright decay, and Ricardian contracts — via Zealynx.
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Complete proxy and upgradeability security checklist with 33+ actionable checks. Learn how to prevent exploits in UUPS, Transparent, Beacon, and Diamond proxy patterns. Storage safety, initialization, and upgrade mechanisms covered.
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Long-form MCP security guide covering 24 critical checks for AI agents and MCP servers. Learn breach patterns, tool poisoning risks, prompt injection defenses, and hardening priorities.
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Moving averages power critical DeFi infrastructure from price oracles to AMMs, but create attack vectors for flash loan manipulation and precision exploits. Learn how to identify vulnerabilities in TWAP, SMA, and EMA implementations, plus proven mitigation strategies.
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Solana audit guide for 2026 covering Firedancer finality risk, Token-2022 transfer hook reviews, localized DoS pressure, and what auditors check before launch.
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MiCA is forcing EU crypto projects to take security seriously. Learn what the regulation actually requires — security audits, penetration testing, smart contract reviews — and how to prepare before regulators come knocking.
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Discover the 2026 Solidity Smart Contract Audit Manifesto. Learn why 'Lines of Code' pricing is dead, explore new smart contract audit costs, AI-driven security, and the essential audit readiness checklist for protocol leaders.
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Master Uniswap v4's four swap types: zeroToOne, oneToZero, exactInputForOutput, and exactOutputForInput. Learn to implement SwapParams correctly and interpret BalanceDelta results securely.
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OpenClaw security guide for teams deploying personal AI agents. Learn the top risks, prompt injection, malicious skills, exposed admin panels, and the hardening checklist that prevents agent compromise.
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Q64.96 fixed-point math powers Uniswap V3/V4 pricing. Learn how sqrtPriceX96 overflows happen and how Zealynx auditors catch them before they cost you.
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EVM proxy pattern security: UUPS, Transparent, Beacon, and Diamond (EIP-2535) compared. Storage collision exploits ($6M+), gas benchmarks, and audit checklist.
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Run 45 Solana audit checks for Anchor and native programs, covering signer validation, CPI safety, PDAs, Token-2022, and pre-launch review.
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