For the handling of financial transactions some applications for the electronic exchange beside the conventional payment methods, as for instance cash on delivery or bank credit transfer exist. Particular products and applications, e.g. SmartCards and Electronic Wallets, are offering differentiated methods. Direct electronic payment methods can be differentiated according to the supply of the money.
Some methods offer the opportunity to buy bons.
By this the currency can be held ready and be directly transferred to a service or a private person. In this case the user will remain anonymous. Other services identify the participants anonymously or in person by Digital Signatures. In the case of payment the data might be transferred to a service and from this to an account prominent institute. If this institute acknowledges account and amount, this is transferred to the provider and the goods will be supplied.