This chapter discusses mechanisms you can use to control access to data and Siebel Business Applications functionality. It includes the following topics:

• About Access Control
• Access Control Mechanisms
• Planning for Access Control
• About Implementing Access Control
• Implementing Access-Group Access Control
• Managing Tab Layouts Through Responsibilities
• Managing Tasks Through Responsibilities
• Administering Access Control for Business Services
• Administering Access Control for Business Processes
• Clearing Cached Responsibilities
• About Configuring Visibility of Pop-Up and Pick Applets
• About Configuring Drilldown Visibility
• Party Data Model