Simultaneous development of telecommunications and computers has made possible the use of the Internet boom and the creation of specific technologies that will influence key economic and social activities. In such circumstances, will develop extensive e-commerce business that will revolutionize the field and will stimulate international trade. Such changes will give consumers new possibilities of search and selection of the most competitive on the world market. In this context, trade on the Internet can talk about a new field of knowledge. Essentially, it retains some of the characteristics of electronic commerce \"Traditional\" common scheme sales/credit card based systems EDI (Electronic Data Interchange), methods of cryptographic protection of data security management, sites, etc.