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Decentralized Finance or DeFi is a form of blockchain-based finance that offers financial services without any central intermediaries. What used to be a niche ecosystem with a TVL of less than $100 Million in the year 2017 grew to over $200 Billion at the peak of the last bull run in 2022. The flip side of the tremendous growth is that it has become a honeypot for some of the most sophisticated hackers across the world. A 51% attack on a blockchain network is a scenario where one single entity or group has control over 50% of the network hash rate.