Digital currency payment transfer in order to facilitate easy payment and give the payee more confidence in not letting go of their electronic wallet during the transaction. A cryptocurrency is a type of digital asset that relies on cryptography for chaining together digital signatures of asset transfers, peer-to-peer networking and decentralization. In some cases a proof-of-work or proof-of-stake scheme is used to create and manage the currency. Cryptocurrencies allow electronic money systems to be decentralized. The first and most popular system is bitcoin, a peer-to-peer electronic monetary system based on cryptography. A virtual currency has been defined in 2012 by the European
Currency War of 2009–11 war' is over, saying it is still on-going. In an April interview with the "Wall Street Journal", Mantega spoke out against the loose monetary policies of advanced nations which have been aggravating inflation in emerging economies. Unlike other emerging economies, China has so far chose to continue holding its currency down against the dollar, fighting inflation instead with interest rate rises. The rate rises cause even greater pressure from the markets for a currency appreciation, and to prevent this, at least in the months leading up to early 2011, China had to buy dollar assets at a faster rate than