The network database system is an open
environment for information storage and management with
massive data. Also may be confronted with frequent security
attacks from many outside, which leads to a series of security
problems. Great loss will occur once the data loss, illegal
tampering or code loss happens. So the research on the
security mechanism of network database is deepening with the
development of the network and database technology. The
security management of network database has increasingly
become the focus of attention. This paper researches and
analyzes the issues of security mechanism of network database.