摘要：
The trend of rapid growing use of XML format in data/document management
system reveals that security measures should be urgently considered
into next generation’s data/document systems. This paper presents
a new certificate management system developed on the basis of XML
security mechanisms. The system is supported by the theories of
XML security as well as Object oriented technology and database.
Finally it has been successfully implemented in using C#, SQL, XML
signature and XML encryption. An implementation metrics is evidently
presented.
