Findings, patterns, and deep dives from production audits across Solidity, Rust, Cairo, and Sway.
Gamification in learning often feels hollow. Here's why Zealynx Academy's rank and leaderboard system is different — and why it produces verifiable reputation, not points for points' sake.
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29-point Base L2 audit checklist: block timing exploits, address aliasing, dual gas fees, bridge vulnerabilities, sequencer threats, and fault proof risks.
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Compare Arbitrum, Optimism, and Polygon zkEVM security models. Fraud proofs, ZK validity proofs, upgrade multisigs, and sequencer risks — a data-driven L2 guide.
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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.
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A technical guide for senior EVM security researchers transitioning to Solana's SVM. Covers Rust, Borsh, PDAs, Anchor, and the 2026 Solana security landscape.
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Complete GameFi and Play-to-Earn security checklist with 55+ actionable checks. Learn how to prevent exploits in NFT games, tokenomics, marketplace attacks, and game logic vulnerabilities. Essential guide for GameFi builders, auditors, and gaming protocols.
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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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2026 Solana security guide: Firedancer skip-vote vulnerabilities, Token-2022 transfer hook risks, localized DoS vectors, and a complete audit checklist.
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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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A long form Solana security guide covering 45 exploit checks across account validation, CPI safety, PDAs, Token-2022, and audit prep for Anchor and native programs.
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100+ cross-chain bridge security checks. Prevent exploits like Ronin ($625M), Wormhole ($320M), and Nomad ($190M). For bridge builders, auditors, and DeFi teams.
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Compare Move, Rust (Solana), and Solidity (EVM) architecture. Discover how L1 language choice impacts smart contract security, reentrancy risks, and audit requirements.
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