A cryptocurrency, cryptocurrency or active crypto is a digital exchange medium that uses strong cryptography to secure financial transactions, control the creation of additional units and verify the transfer of assets. The first cryptocurrency that started operating was bitcoin in 2009 and, since then, many others with different characteristics have appeared. The first attempts to integrate cryptography with electronic money are made by David Chaum, through DigiCash and ecash, which They use cryptography to return to money transactions, albeit with a centralized issue and settlement (payment).
The idea of cryptocurrency was first described by Wei Dai, in 1998, where Proposition the idea of creating a new type of decentralized money where the bank does not figure as a third party in the commercial relationship the quality would use cryptography as a means of control, while the first cryptocurrency that was created was Bitcoin, created in 2009.
Bitcoin is a cryptocurrency, a digital asset designed to function as a means of exchange that uses cryptography to control its creation and management in a place of trusting central authorities, that is, it is based on a chain of blocks or blockchain which functions as an account book in which records are encrypted to protect the security and privacy of transactions.
It is, in other words, a distributed and secure database that can be applied to all types of transactions. The bitcoin Protected by the pseudonym of Satoshi Nakamoto, its creator was integrated into many ideas of the cypherpunk community by launching the red Bitcoin.
Subsequently, other cryptocurrencies have appeared, such as Namecoin (an attempt to decentralize the DNS domain name system, which is very difficult to censor the Internet), Litecoin (which is used as an encryption as a work scheme, as well as , to have a faster transaction confirmation), Peercoin (which uses a hybrid POW / PoS scheme [labor test / participation test], also has an inflation rate of around 1%) and Freicoin (which implemented the concept of Silvio Gesell adding depreciation over time).
Many cryptocurrencies have been created, although not all have been successful, especially that they have not brought any innovation.
Nowadays the words are published on the financial market, the country, the country, the state of the treasure, Russia, China, Turkey, Japan and Venezuela.