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From frontend developer to CodeHawks Eagle. 🦅 Al-Qa'qa' left web dev behind to pursue his obsession: blockchain security. Now he’s uncovering critical smart contract vulnerabilities in the Ethereum and Solana ecosystems, protecting billions in digital assets. 👇

Cyfrin’s audit team leader, Dacian, led a ‘public good’ gas optimization audit on Aave V3.3, one of DeFi’s most streamlined codebases. Even here, he found 10+ meaningful gas-saving opportunities. 👇

Just completed the Solidity Fundamentals course! Built smart contracts, worked with oracles, and learned about testing and security. Learned how to debug better and ask clearer technical questions. Big thanks to Cyfrin Updraft 🟩 & Patrick Collins for the awesome course!

I just passed the Certification: Chainlink Fundamentals exam on Cyfrin Updraft 🟩 ! Thanks again Cyfrin Updraft 🟩, Patrick Collins, Ciara Nightingale, Chainlink Labs and everyone else for making my dream collab come true! Now I'm double-certified😍😍 updraft.cyfrin.io/courses/chainl…

The @Chainlink Fundamentals course & certification are live on Cyfrin Updraft 🟩. • Build skills from beginner to intermediate • Gain a core understanding of Chainlink tech • Learn how Chainlink connects smart contracts to real-world data Get certified: updraft.cyfrin.io/courses/chainl…

New on Updraft: Ciara Nightingale’s Fundamentals of Zero-Knowledge Proofs (ZKPs) 🌟🚀 A high-level, 1 hr course to help you understand ZK protocols and apps. Discover - What ZKPs are and their requirements - Interactive vs non-interactive ZKPs - ZK terminology And more! 👇

This is awesome. If you want to learn ZK, I'm going to recommend this as a starting point from now on 😁

You want to earn $5000+ every month? Here is what you need to do in the next 6 months - 1 year: 1. Start learning web3 security - Cyfrin Updraft 🟩 is the only place to go. Once you complete it, go and participate in every contest possible. 2. Go into monk mode - say NO to all the

Ready to build smarter, faster, and more securely with @Chainlink? Complete the Chainlink Fundamentals course and proficiency exam, now on Cyfrin Updraft! ✅ Free course and certificate of completion 🎥 Continuously updated 🧪 Real-world projects and exercises 👇

Learn to safely interact with smart contracts and verify transactions 🔐 Web3 Wallet Security Basics is live on Updraft 🚀 An entry level course to learn: - Foundational blockchain wallet security - Elementary transaction verification And help you avoid disaster. 👇

Me after RAAC at Cyfrin CodeHawks judging phase.

I just passed the Certification: Blockchain Basics exam on Cyfrin Updraft! updraft.cyfrin.io/courses/blockc… Cyfrin Updraft 🟩

This is how you approach writing defensible code.

Now on YouTube: @ZKsync, @Circle, and Updraft’s Full-Stack Web3 Development Crash Course ✨ Taught by Patrick Collins, you’ll learn to build web3 apps on ZKsync, how to integrate Circle, @Fleek, and more. Level up your career with 8 hours of video 👇

Cyfrin Updraft 🟩 I just completed the Uniswap V2 course on Cyfrin Updraft! updraft.cyfrin.io/courses/uniswa…

💼 Want to stand out to top blockchain protocols as a @Chainlink builder? The new Chainlink Fundamentals course and proficiency exam on Cyfrin Updraft help you demonstrate your ability to: - Build - Deploy - Secure Real-world Chainlink implementations. 👇

EulerSwap underwent 5 audits by ChainSecurity, Cantina 🪐, @cyfrinaudits and 𝕗𝕦𝕫𝕫𝕝𝕒𝕟𝕕. No critical or high issues were found. Additionally a custom fuzzing campaign led by Enigma Dark has been running since early development stages. Audits: docs.euler.finance/security/swap-…

How to verify a blockchain transaction. Thank you Patrick Collins Cyfrin Updraft 🟩 for all you do and creating wise-signer.cyfrin.io to help people stay safe in an environment where we are constantly being hacked.

Launch your zero-knowledge proof journey on Updraft 🚀 Ciara Nightingale’s Fundamentals of Zero-Knowledge Proofs (ZKPs) is live! A 1 hr course to begin your journey, learn: - What ZKPs are and their requirements - Interactive vs non-interactive ZKPs - ZK terminology And more!