In the late 1980s, when cryptography began to become more widely used and understood, many researchers began to attempt to use cryptography to establish digital currency. These early digital currency projects issued digital money that typically relied on a national currency or a precious metal like gold. https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSwwd3pmqzrapivh0s6xLxVd_fOzp9VZR_yUw&s

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