DB2 security features
Yu-Ping Ding, Walid Rjaibi · 2010
To manage access to sensitive data, a variety of authentication and access control mechanisms can be used to establish rules and controls for known and acceptable data access behaviors. But, to protect against and discover unknown or unacceptable behaviors, you also need to monitor data access. To assist you in this task, the DB2® database system provides an audit facility.