IntroductionA digital or virtual currency that uses peer-to-peer technology to facilitate instant payments. Bitcoin is a type of alternative currency known as cryptocurrency and uses cryptography for security, making it difficult to counterfeit. Bitcoin issuance and transactions are carried out collectively by the network, without a central authority. The total number of Bitcoins that will be issued is capped at 21 million to ensure they are not devalued by an unlimited supply. They are divisible to 8 decimal places; Fractions of Bitcoin are called satoshis. Users store their Bitcoins in a digital wallet, while transactions are verified by a digital signature called a public encryption key. History "The term Bitcoin was proposed in a white paper by Satoshi Nakamoto in 2008. On September 18, 2008, the domain bitcoin.org was purchased, then registered and released the first Bitcoin client in 2009. On July 12, 2010, the first transaction was made with 10,000 bitcoins for two pizzas, then on July 17, the largest Bitcoin exchange. MtGox went online. On October 17, 2010, the Bitcoin-OTC channel was activated on the Freenode IRC to enable global exchange chat. On June 11, 2010, the volume of bitcoins was already 1 million US dollars, and on February 9, 2011, Bitcoin reached parity with $1. American dollars. After a TIME Magazine article in April and an article in early June, the price rose to around $30. Within days, the price collapsed and several thousand online accounts and bitcoins were stolen. In the first four months of 2013, the stock price multiplied, and on April 1 of the same year, Bitcoin crossed the mark of 100 US dollars at MtGox. Today, the pizza order is worth more than a million euros....... middle of paper ...... the currency will take its place in the future.ConclusionFactsThe first Bitcoin transaction was executed on 01/12/2009. It takes 5 years for a single bitcoin to go from $0 to $1,000.20,000 + the number of computers working to mine new bitcoins. There will be 21 million bitcoins available. In 2012, an academic at the Carnegie Mellon CyLab and the Information Networking Institute estimated that 4.5 to 9 percent of all bitcoins traded went toward purchasing drugs on a single online marketplace. In another case, escrow accounts containing bitcoins belonging to clients of another black market were hacked in early 2014. So it is up to us, the Bitcoiners of the world, to continue to build, include, educate, develop and creating new relationships with each other while using this amazing new technology for the betterment of humanity