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Cryptocurrencies and Blockchain Security Fundamentals: Build a Secure Foundation in Crypto and Blockchain
Summary
Learn how to secure cryptocurrency ecosystems by defending users, exchanges, blockchain networks, and smart contracts against real-world threats.
Join Sam Sehgal—who has 10+ years of experience leading cybersecurity programs in Fortune 100 companies—as he provides a practical introduction to how cryptocurrencies and blockchain networks are secured in the real world, with an emphasis on developing an attacker-defender mindset. Sam starts by breaking down how cryptocurrencies work: from blockchain mechanics to the decentralized trust that powers digital assets. Then, he dives into the major security challenges at four critical layers and shares real-world examples (including past security breaches, such as the Ronin and Dao attacks) to help you better understand the unique security challenges in this space. Whether you're a security pro entering the cryptocurrency industry or a developer building on-chain apps, this course provides the technical foundation you need to identify and defend against key threats.