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 Currency Association (GDCA), which was founded in 2002, is a non-profit association of online currency operators, exchangers, merchants and users. The GDCA is an example of the DGC industry's attempt at self-regulation. On their website they claim their goal is to "further the interests of the industry as a whole and help with fighting fraud and other illegal activities, arbitrate disputes and act as escrow agent when and where required." Of the once DGC providers, Pecunix (gone, see below), Liberty Reserve (shut down for money laundering in 2013), and eight others became members of the association. It costs one gram