Abstract: The present subject matter discloses a system and a method for monitoring financial activities such as transactions performed by a customer. In one implementation, the method includes retrieving customer attributes pertaining to a customer and retrieving transaction attributes pertaining to at least one transactions performed by the customer. The method further includes monitoring the at least transactions based on at least one transaction monitoring rules retrieved from rules data and generating a normalized risk index, indicative of the risk exposure of a financial institution, for the at least one transaction.