The term 'financial transaction' is adopted here to refer to the
abstract notion of any change in the possession of some asset,
commodity or unit of value (such as a currency) between two or more
parties. (This definition is intentionally broad in order to include
as many systems of exchange as possible.)
The term 'transaction' is used to refer to the interchange of
information between two or more parties over a computer networking
protocol (such as IFEX).