How to do object security?
Objects Security – Object Security is used to restrict the People Tools objects that specific developers can access.
Application designer – Go – Definition Security
Create a Group Id – Select type of object – The windows will be divided into two boxes. Then move the objects, to which access has to be given to the developer/s, into the left side of window. Save the Group Id.
Now link the Group Id to the permission list which is attached to the developer UserId