The mining of data on how different banknotes move through the economy would make it easy to spot suspicious transactions for example, a large deposit of notes that had been out of circulation for a long time.
The UBS fine - the third largest recorded by the FSA to date - came because the bank failed to stop employees making unauthorised transactions and failed to spot "several warning signs" that systems were not working.
Rather than monitor transactions on a website, Detica typically works for large financial institutions overseeing their everyday business to spot fraudsters and con artists.