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 Currency War of 2009–11 The Currency War of 2009–2011 was an episode of competitive devaluation which became prominent in the financial press in September 2010. Competitive devaluation involves states competing with each other to achieve a relatively low valuation for their own currency, so as to assist their domestic industry. With the financial crises of 2008 the export sectors of many emerging economies have experienced declining orders, and from 2009 several states began or increased their levels of intervention to push down their currencies. Both private sector analysts and politicians including Tim Geithner have suggested the phrase "currency war" overstates