CITIOS: THE REAL POTENTIAL OF SMART CITIES
INTRODUCTION We strive to ensure that you always feel safe and productive in your community. Find out how we secure this future with cutting-edge technology. Blockchain data storage and processing technologies have existed since the 1990s. Bitcoin is the first full implementation of the blockchain. Bitcoin was made in 2008 and released in 2009 with open source. It is a peer-to-peer digital asset and payment system without a single point of failure. Previous attempts to create a digital currency system were unsuccessful, as digital transactions could be copied, allowing users to spend several times. Bitcoin solves the problem of double costs using a universal list of blockchains and confirmation processes. The blockchain offers Bitcoins a set of fixed mechanical rules that allow transactions between private users without intermediaries. As Bitcoin became increasingly popular, other digital currencies quickly followed their own blockchain im...