Method of performing a financial transaction via unsecured public telecommunication infrastructure and an apparatus for same

Abstract

A method of performing a financial transaction via unsecured public telecommunication infrastructure comprising collecting data relating to a specified financial transaction type; building a transaction token including collected data and / or data derived from the collected data; encrypting the transaction token; creating a financial transaction protocol message incorporating the encrypted transaction token as dependent on a selected transport channel through which the message is to be conveyed; and conveying the financial transaction protocol message using the selected transport channel and by way of the unsecured public telecommunication infrastructure to a destination where the financial transaction protocol message will be further processed is disclosed.