Homes in the UK have an average of more than 10 different connected devices, from televisions to thermostats.
But, while these products have benefits, they can also be a potential target for hackers.
Consumer publication Which? set up a fake home with connected products bought online, including smart TVs, printers, wireless security cameras, and wifi kettles.
They were then connected to the internet, exposing them to cyber threats and malware.
Working with cyber security specialists NCC Group and the Global Cyber Alliance, Which? saw 1,017 unique scans or hacking attempts from around the world in just the first week, with at least 66 of these being malicious.