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DB2 11 for z/OS Technical Overview by Cristian Molaro, Glenn McGeoch, Sabine Kaschta, Ravikumar Kalyanasundaram, Felipe Bortoletto, Paolo Bruni

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Security
DB2 includes the following main security topics:
DB2 enhancements for exit authorization checking
 – DB2 provides the accessor environment element (ACEE) of the package owner for authorization checking when the access control authorization exit is active
 – DB2 also refreshes the cache entries of the package authorization, the routine authorization, the DDF user authorization, and the dynamic statement when a user profile or resource access is changed in RACF and the access control authorization exit is active.
DB2 enhancements for program ...

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