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h, there are also many significant disadvantages. These include fraud, failure of technology, possible tracking of individuals and the loss of human interaction. It is very common that almost all systems have drawbacks. However, the question that needs to be asked is whether the advantages of using the system overpass the disadvantages.
Fraud over digital cash has been a pressing issue in recent years. Hacking into bank accounts and the illegal retrieval of banking records has led to a widespread invasion of privacy, and has promoted identity theft.
There is also a pressing issue in regards to the technology involved in digital cash. Power failures, loss of records, undependable software often cause a major setback in promoting the technology.
Fraud over digital cash has been a pressing issue in recent year. Hacking into bank accounts and illegal retrieval of banking records has led to a wide spread invasion of privacy and has promoted identity theft.
Power failures, loss of records and undependable software often cause a major set back in promoting the technology.

Frame Work Of Electronic Commerce  电子商务的框架:

Many people things Electronic Commerce is just having a web site, but Electronic Commerce is much more than that. There are dozens of applications of Electronic Commerce such as home banking, shopping in online stores and malls, buying stocks, finding a job, conducting an auction and collaborating electronically on research and development projects.
To execute these applications, it is necessary to have supporting information and organizational infrastructure and system.
Electronic Commerce applications are supported by infrastructures and their implementation is dependent on four major areas such as
1.people
2.public policy
3.technical standards
4.protocols and organizations
Peoples - Buyers, sellers, intermediaries, services etc.
public policy - Taxes, legal, and privacy issues, domain names.
technical standards - For documents, securities, and network protocols.
Organizations - Partners, competitors, associations, Govt. services.
There are some other area of Electronic Commerce infrastructure such as
1.Common business services infrastructure - security smart cards / authentication, Electronic Payment, directories / catalogs.
2.Messaging and information distribution infrastructure - EDI, Electronic Mail, HTTP.
3.Multimedia content and network publishing infrastructure - HTML, Java, WWW, VRML.
4.Network infrastructure - Telecom, cable, TV, wireless, Internet, WAN, MAN, LAN, Intranet, Extranet.
5.Interfacing infrastructure - To databases, customers and applications.
Electronic Money System Model:
The e-money system is a mechanism that facilitates payments - generally of limited value - in which e-money can be considered as an electronic surrogate for coins and banknotes. The e-money system is described on the basis of a model with a set of sub-systems through which electronic value (EV) is transferred, under the responsibility of a System Supervisor who monitors the security of EV creation, EV extinguishment and EV circulation within the system.
The three main elements which make up our e-money system model are EV, EV circulation between sub-systems and supervision. Put together, these elements constitute the 本论文由英语论文网提供整理，提供论文代写，英语论文代写，代写论文，代写英语论文，代写留学生论文，代写英文论文，留学生论文代写相关核心关键词搜索。