Among those subcontractors that provide ICT servicesdigital and data services provided through ICT systems to one or more internal or external users on an ongoing basis, including hardware as a service and hardware services which includes the provision of technical support via software or firmware updates by the hardware provider, excluding traditional analogue telephone services supporting critical or important functionsa function the disruption of which would materially impair the financial performance of a financial entity, or the soundness or continuity of its services and activities, or the discontinued, defective or failed performance of that function would materially impair the continuing compliance of a financial entity with the conditions and obligations of its authorisation, or with its other obligations under applicable financial services law, financial entitiesas defined in Article 2, points (a) to (t) should put a particular and continuous focus on the subcontractors that effectively underpin the ICT service supporting critical or important functionsa function the disruption of which would materially impair the financial performance of a financial entity, or the soundness or continuity of its services and activities, or the discontinued, defective or failed performance of that function would materially impair the continuing compliance of a financial entity with the conditions and obligations of its authorisation, or with its other obligations under applicable financial services law, including all the subcontractors providing ICT servicesdigital and data services provided through ICT systems to one or more internal or external users on an ongoing basis, including hardware as a service and hardware services which includes the provision of technical support via software or firmware updates by the hardware provider, excluding traditional analogue telephone services whose disruption would impair the security or the continuity of the service provision in accordance with Article 3 (1) (b) of the Implementing Technical Standards with regard to standard templates for the register of information.