1. Member States shall require their FIUs to use protected channels of communication between themselves and encourage the use of the FIU.net or its successor.
2. Member States shall ensure that, in order to fulfil their tasks as laid down in this Directive, their FIUs cooperate in the application of state-of-the-art technologies in accordance with their national law. Those technologies shall allow FIUs to match their data with that of other FIUs in an anonymous way by ensuring full protection of personal data with the aim of detecting subjects of the FIU's interests in other Member States and identifying their proceeds and funds.