Hi,
I have a Hikvision DS-7732NI-I4/16P NVR running firmware version v3.4.90build 160926 and several DS-2CD2132F-I cameras running firmware v5.3.0 build 150513 but our CCTV provider has gone bust and I have no way of contacting them for the admin password(s) for the devices... can anyone tell...