Can anyone say 'class action'?
As for the banksters being concerned about fraudulent and criminal activity that is, given this years revelations about Australian banks and their money laundering escapades, quite ludicrous.

http://www.smh.com.au/business/banking-and-finance/its-not-just-cba-all-the-banks-are-exposed-to-millions-in-money-laundering-20170914-gyhhpi.html