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In this course, you'll learn the fundamentals of blockchain security, including cryptography , consensus algorithms, and network security. Consensus algorithm is crucial for validating transactions in blockchain. There are PoW, PoS and dPoS which have different pros and cons. Blockchain relies on consensus to maintain security, even though those attacks barely happen, but you should be aware that, such as 51% attacks, double spending, Sybil attacks, which all pose risks to the security of blockchain systems.

With the exponential growth of the cryptocurrency market, it is essential to learn how to protect your digital assets against various fraudulent activities and phising attacks. You will also learn the best practices for preventing crypto attacks and explore well-known attacks in crypto history. By the end of this course, you will have acquired the knowledge to keep your digital assets safe and secure.