Digital currency bitcoin is a digital currency but also a type of virtual currency. Bitcoin and its alternatives are based on cryptographic algorithms, so these kinds of virtual currencies are also called cryptocurrencies. Most of the traditional money supply is bank money held on computers. This is also considered digital currency. One could argue that our increasingly cashless society means that all currencies are becoming digital, but they are not presented to us as such. Currency can be exchanged electronically using debit cards and credit cards using electronic funds transfer at point of sale. A number of electronic money systems use contactless
Digital gold currency money as it directly represents gold metal on deposit or in custody. This depends on the issuer. Most issuers have the gold on deposit - i.e., the issuer will redeem the digital currency obligation with physical metal. Just as the exchange rates of national currencies fluctuate against each other, the exchange rates of DGCs fluctuate against national currencies, which is reflected by the price of gold in a particular currency. This creates exchange risk for any account holder, in the same way one would experience exchange risk by holding a bank account in a foreign currency. Some DGC holders make