This enumeration is for internal use only and should not be referenced directly in your own code. public enum SecurityIDType { User = 1 , Group = 2 , Domain = 3 , Alias = 4 , WellKnownGroup = 5 , DeletedAccount = 6 , Invalid = 7 , Unknown = 8 , Computer = 9 } HierarchySystem.Object System.ValueType System.Enum(System.IComparabl, System.IFormattable , System.IConvertible) SecurityIDType |