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Smart Contracts

30 articles

AI Audit on Karak Restaking: 3 Additional HIGH Findings Beyond the Contest Report

On Code4rena's 2024-07 Karak restaking contest, our AI engine reproduced the major contest findings AND surfaced 3 additional HIGH-severity issues not in the contest's published HIGH/MEDIUM report — including a single-transaction operator rug — all verified with runnable Foundry PoCs.

Apr 26, 20269 min read

AI Audit vs Code4rena veRWA: 8/8 HIGH Reproduced

AI smart contract audit engine caught every HIGH finding on Code4rena veRWA, plus an additional division-by-zero issue not in the contest's published HIGH/MEDIUM report.

Apr 21, 20267 min read

AI Audit vs Code4rena BakerFi: 7/7 HIGH Reproduced

Our AI smart contract audit engine caught all 7 HIGH findings on Code4rena BakerFi, plus 15 of 16 MEDIUMs, including the EIP-2612 permit-signature replay in VaultRouter.

Mar 18, 20265 min read

AI Solana Audit vs Jito Restaking: 100% + 90%

Our AI Solana audit engine caught 100% of Critical and 90% of HIGH findings on Jito Restaking — 9k lines of Rust across four prior audits.

Mar 10, 20266 min read

AI Audit vs Code4rena VTVL: 5/5 Findings + 5/5 PoCs Verified

Our AI smart contract audit engine reproduced every HIGH and MEDIUM finding from Code4rena's VTVL contest report, with a passing Foundry PoC for each.

Feb 25, 20265 min read

AI Audit vs Code4rena Wildcat: 6/6 HIGH Reproduced

Our AI smart contract audit engine caught every HIGH-severity finding on Code4rena Wildcat — 6/6 HIGH and 8/10 MEDIUM, scored against the official contest report.

Feb 24, 20266 min read

AI Audit vs Ethernaut + DVD: 7/7 Perfect Score

Our AI smart contract audit engine solved all 7 Ethernaut + Damn Vulnerable DeFi challenges — reentrancy, flash-loan, share inflation, gas DoS.

Feb 23, 20265 min read

Account Abstraction (ERC-4337) Security: The New Attack Surface Nobody's Auditing

ERC-4337 smart wallets now control billions in on-chain value, but most audits still treat them like regular contracts. Here are the bundler, paymaster, and session-key bugs we keep finding — and how to test for them before shipping.

Apr 13, 20267 min read

Cross-Chain Message Replay: The 2026 Bridge Vulnerability Playbook

Bridge exploits haven't gone away — they've just gotten more subtle. Signature replay, nonce collision, and chain-id confusion are still draining millions in 2026. Here's what modern audits need to check.

Apr 10, 20266 min read

Smart Contract Supply Chain Attacks: The Foundry, Hardhat, and npm Risk Nobody's Auditing

Your contract is secure. Your dependencies aren't. A look at how malicious Foundry plugins, poisoned npm packages, and hijacked Solidity libraries are the smart contract attack vector of 2026.

Apr 7, 20268 min read

When Human Auditors Find What AI Misses: Three Real Cases From RedVolt Engagements

Our AI engine catches 90%+ of findings faster than any human can. For clients who add the optional Expert Review tier, the human reviewer occasionally catches a business-logic flaw the AI didn't. Three real cases from 2026 Expert Review engagements.

Apr 5, 20268 min read

Inside a RedVolt Expert Review: From Scoping Call to Retest

Behind the scenes of RedVolt's optional Expert Review tier — what the scoping call covers, how one expert stays on your project end-to-end, and what the final report adds on top of the AI audit.

Apr 2, 20269 min read

Anatomy of a Flash Loan Attack: Step-by-Step Breakdown

A detailed technical walkthrough of how flash loan attacks work, real-world examples, and how to protect your DeFi protocol from this unique attack vector.

Feb 22, 20265 min read

DeFi Liquidation Mechanics: Security Implications

Liquidation is the safety valve of DeFi lending. When it fails, protocols become insolvent. Here's how liquidation works, what goes wrong, and how to audit it.

Feb 21, 20265 min read

The Hidden Risks of DeFi Composability

DeFi's greatest strength — permissionless composability — is also its greatest vulnerability. Here's how protocol interactions create systemic risk.

Feb 19, 20266 min read

Smart Contract Audit Checklist: Before You Deploy

The essential pre-deployment checklist every smart contract team should follow — covering code quality, common vulnerabilities, and what auditors look for.

Feb 18, 20264 min read

The State of Web3 Security in 2026: Trends and Predictions

A data-driven look at Web3 security in 2026 — what's improving, what's getting worse, and where the industry needs to focus.

Feb 17, 20265 min read

Layer 2 Security: What Changes on Rollups

Deploying on an L2 rollup isn't the same as deploying on Ethereum mainnet. Here are the security differences that catch teams off guard.

Feb 15, 20265 min read

Common DeFi Vulnerabilities We See in Every Audit

The recurring security issues that appear in almost every DeFi protocol we audit — from price oracle manipulation to flash loan attacks.

Feb 12, 20265 min read

Smart Contract Upgradability: Security Trade-offs You Need to Know

Upgradeable contracts let you fix bugs after deployment — but they also introduce new attack surfaces. Here's how to use upgrade patterns securely.

Feb 11, 20265 min read

MEV and Front-Running: The Hidden Tax on DeFi Users

Maximal Extractable Value costs DeFi users billions annually. Here's how MEV works, why it matters for protocol security, and how to protect your users.

Feb 9, 20265 min read

DAO Governance Security: Preventing Hostile Takeovers

On-chain governance is a powerful decentralization tool — and a prime target for attackers. Here's how governance attacks work and how to prevent them.

Feb 8, 20265 min read

Token Launch Security Checklist: Before You Go Live

Launching a token? This checklist covers the security pitfalls that have cost projects millions — from contract vulnerabilities to launch-day exploits.

Feb 7, 20265 min read

Cross-Chain Bridge Vulnerabilities: Lessons from $2B in Exploits

Cross-chain bridges have been the most exploited category in Web3. Here's what keeps going wrong — and how to build bridges that don't collapse.

Feb 5, 20265 min read

Formal Verification for Smart Contracts: A Practical Guide

Formal verification mathematically proves your contract behaves as intended. Here's what it is, when you need it, and how to get started.

Jan 29, 20265 min read

How to Choose a Smart Contract Auditor: A Buyer's Guide

Not all smart contract audits are created equal. Here's how to evaluate auditors, what to look for in proposals, and red flags to avoid.

Jan 22, 20265 min read

Solidity Security Patterns: A Developer's Handbook

The essential security patterns every Solidity developer should know — from access control to safe math, with code-level guidance and real-world context.

Jan 20, 20266 min read

NFT Security: Vulnerabilities Beyond the JPEG

NFTs involve complex smart contract logic — minting, royalties, marketplace interactions, and metadata. Here are the security risks most teams overlook.

Jan 19, 20265 min read

Reentrancy Attacks Explained: From The DAO to 2026

Reentrancy caused the first major DeFi hack in 2016. A decade later, it's still happening — in new and surprising forms. Here's the full story.

Jan 17, 20265 min read

Post-Audit: How to Maintain Security After the Report

The audit report isn't the finish line — it's the starting line. Here's how to maintain and improve your security posture after the auditors leave.

Dec 21, 20257 min read