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.
Read
OWASP ASI09 (Human-Agent Trust Exploitation) explained: how AI agents exploit anthropomorphism, authority bias, and confirmation fatigue to drive harmful approvals.
Read
OWASP ASI06 (Memory and Context Poisoning) explained: RAG corruption, vector store attacks, persistent context bias. How to defend AI agent memory layers.
Read
A builder focused Hyperliquid security checklist covering HyperBFT assumptions, HyperCore integrations, HyperEVM deployment risks, and pre audit launch gates before mainnet.
Read
A builder focused Hyperliquid security checklist covering HyperBFT, HyperCore, HyperEVM, order flow, liquidation, oracle, bridge, and pre audit risks before launch.
Read
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.
Read
Rebuild Compound V2 from scratch — cTokens, Comptroller, InterestRateModel, and liquidation logic. The second-most-forked DeFi protocol, understood end to end.
Read
The four Uniswap v4 hook attack patterns that cover every public exploit: reentrancy, flag bypass, donation griefing, accounting drift — with minimal PoCs.
Read
Yearn V2 and V3 vault architecture, exploit case studies (yDAI, yUSDT, Cream), and defense patterns every DeFi auditor and integrator must know.
Read
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.
Read
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.
Read
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.
Read
OWASP ASI01 (Agent Goal Hijack) explained: how prompt injection redirects AI agent objectives. Direct, indirect, and tool-mediated patterns with mitigations.
Read
AI agents now autonomously control DeFi treasuries, execute trades, and trigger liquidations. The cross-layer attack surface that contract audits cannot see.
Read
How flash loans amplify oracle, donation, and reentrancy bugs into $200M+ DeFi exploits — Cetus, Penpie, KyberSwap, UwU Lend case studies plus defenses that hold.
Read
How attackers exploit DAO governance with flash loans, EVM opcode injection, and quorum exhaustion — plus audit strategies and defense architectures.
Read
How attackers exploit oracle price feeds in DeFi using flash loans, AMM imbalances, and governance subversion — with defense patterns for protocol architects.
Read
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.
Read
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.
Read
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.
Read
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.
Read
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.
Read
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.
Read
Understand the Architecture and Security Layers of a Customer Agent Orchestration System
Read
Compare Arbitrum, Optimism, and Polygon zkEVM security models. Fraud proofs, ZK validity proofs, upgrade multisigs, and sequencer risks — a data-driven L2 guide.
Read
Pentesting finds bugs, red teaming tests defenses, audits prove compliance. Learn why AI security demands all three integrated into one TEVV lifecycle.
Read
Secure your MCP servers against prompt injection, credential theft, and supply chain attacks. A practical hardening guide for identity, transport, and runtime.
Read
Five systemic vectors targeting AI trading bots — adversarial ML, data poisoning, prompt injection, API exploits, supply chain compromise — with strategic mitigation.
Read
How prompt injection drains AI-controlled DeFi vaults. Freysa and AiXBT exploits analyzed, EVMbench data, and defense architecture for autonomous agents.
ReadHow attackers exploit DAO governance with flash loans, EVM opcode injection, and quorum exhaustion — plus audit strategies and defense architectures.
ReadYour complete guide to EthCC 2026 in Cannes. Key dates, side events, networking tips, and how Web3 builders can make the most of the conference.
ReadHow attackers exploit oracle price feeds in DeFi using flash loans, AMM imbalances, and governance subversion — with defense patterns for protocol architects.
Read
Learn how to defend your DeFi protocol from sandwich attacks and MEV extraction with PBS, encrypted mempools, intent architectures, and Uniswap v4 hooks.
Read
ERC-4337 account abstraction introduces programmable trust boundaries that break assumptions baked into decades of wallet security thinking. Here's where teams get it wrong.
Read![EthCC[9] in Cannes: Which Security Tracks Actually Matter for Protocol Teams](/_next/image?url=%2Fpost%2Fethcc-security-guide%2Fcover.png&w=3840&q=75&dpl=dpl_4XpkcFnuy8p8C1ZXYcS1t4DNtenz)
A developer-focused guide to EthCC[9] in Cannes — which security tracks, ZK sessions, and side events matter most for protocol teams shipping on EVM and Solana.
Read