Payment in internet

Form / way of payment used in convergent Internet generally at financial system national, but there [is] also some which relate to local finance / socialize. As for klasifikasi of various mechanism of the payment is we can divide into five ( 5) especial mechanism, like
o of Transaction model-ATM, what is concerning only institution of finansial and handle of account to [do/conduct] intake or mendeposit of his money from account of each.
o of Payment two party without medium, transaction done direct among two party without medium use national money.
o of Payment by the instrumentality of party of[is three, generally process payment which is concerning debit, and also credit incoming check in this category.
o Micropayment, in Ianguage as simple as is payment for money of recehan small ones. Mechanism of Micropayment is important developed by because very needed by payment of small exchange without overhead of transaction which high.
digital o Anonymous [of] cash, money of electronic which is in enkripsi, in preceding by David Chaum by Digicash-Nya ( http://www.digicash.com). money of Electronic guarantee privacy from user cash remain to be well guaranted is same as bank note and also coin which we recognize
Hereinafter come on I will try to study marginally some initiative of exist in this world for a few method of payment of is so-called above. In this opportunity is I will not study detail from each initiative, I suggest to enter URL of each & reading existing initiative. For reader hungering for source which neutral in character my is very suggest to look for the information in W3C ( http://www.w3c.org), IETF ( http://www.ietf.org