"POW"

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This course offers an in-depth exploration of Meter.io, a decentralized finance (DeFi) platform that combines cutting-edge blockchain technology with innovative economic models to create a stable and scalable financial ecosystem.

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.