MODULE TWO: BRIEF HISTORY OF BLOCKCHAIN TECHNOLOGY
The history of blockchain began in 1991 when Stuart Haber and W. Scott Stornetta conceptualized the idea. They introduced the concept of timestamping digital documents to prevent tampering. In 1992, they introduced the concept of using Merkle trees for efficient data storage.
In 2004, computer scientist Hal Finney proposed a system for "reusable proof of work," which addressed the double-spending problem and laid the groundwork for blockchain consensus mechanisms.
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