作者: J. D. Tygar , Benjamin Cox , Marvin Sirbu
DOI:
关键词: Business 、 Database transaction 、 Internet privacy 、 Computer security 、 Credential 、 The Internet 、 Server 、 Access control 、 Outsourcing 、 Micropayment 、 Information good
摘要: NetBill is a system for micropayments information goods on the Internet. This paper presents protocol and describes its security transactional features. Among our key innovations are: • An atomic certified delivery method so that customer pays if only she receives her intact. Outsourcing access control: different users can use control servers. A credential mechanism allowing to prove membership in groups. supports discounts. structure constructing pseudonyms protect identities of consumers.