1. The concept of blockchain was first proposed by Satoshi Nakamoto in 2008. In the following years, blockchain became the core component of the electronic currency Bitcoin: as all transactions public account books.
2. By utilizing peer-to-peer networks and distributed timestamp servers, blockchain databases can be managed autonomously. The blockchain invented for Bitcoin makes it the first digital currency to solve the problem of repeated consumption. Bitcoin's design has become a source of inspiration for other applications.