When implemented by a derived class, creates and returns a permission that is the intersection of the current permission and the specified permission.
A new permission that represents the intersection of the current permission and the specified permission. This new permission is null if the intersection is empty.
Type Reason ArgumentException target is not null and is not a System.Security.CodeAccessPermission object.
The intersection of two permissions is a permission that describes the set of operations they both describe in common. Only a demand that passes both original permissions will pass the intersection.