Custom functions” typically refer to user-defined functions created by developers to perform specific tasks. 

Follow below steps to create attributes for EPIC Emp

• Login to Identity Bridge.  
• Go to Configuration Hub.  
• Go to Configure Source.   
• On the EPIC Emp tile click on the edit button.  
• Click on the Functions tab.  

To Add New Function  

• Login to Identity Bridge.  
• Go to Configuration Hub.  
• Go to Configure Source.   
• On the EPIC Emp tile click on the edit button.  
• Click on the Functions tab.  
• Click on Add New Function Button.  
• Add Function & Group window will open.  
• Select a group from drop down menu, more than one group can be added by clicking the Add Group Tab.  
• Enter a Function Name, more than one function name can be added by clicking the Add New Function Tab.  
• Click Update button.  
• That Function Name will be updated under Selected Group.