Rust won’t let you be vague and that’s exactly why it belongs in blockchain. Rust Fundamentals for Blockchain Devs is now fully live and free on Extropy Academy (all 5 modules): Intro • Ownership/References • Types/Traits • Functional Rust + Errors • Solidity → Rust academy.extropy.io
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On-chain code doesn’t forgive messy control flow. https://academy.extropy.io/pages/courses/rust-fundamentals-landing.html Mutable loops and ignored errors don’t just slow you down, they make state harder to reason about. This session focuses on Rust’s data-flow model: iterators, closures, collections, and explicit error handling.
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2026 started with exploits already stacking up. Don’t let vague architecture or weak access control be your downfall. We just dropped our Web3 Dev General Security Checklist: defensive invariants, circuit breakers, granular roles, replay protection + more. Derived from real 2025 findings. 👇 https://hackmd.io/@Extropy/2026Sec1
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