This system was not official but contributed to the activities via discussion of high quality and announcement to different communities. The paper will then continue to focus on ethical issues discussed in the meetings. Aside from technological issues, the most difficult problem in general is on privacy of consumers. The glossary lists 78 terms up. We hope that this will make a bridge among electronic-commerce people including manufacturers, software vendors, network engineers, bankers, lawyers, politicians, and consumers or users.
Payment system is an infrastructure related with both business and private life.