Anything. From things like nanny cams in a teddy bear that can be remotely hacked. (although more likely that they just had an easy to guess password if they had one at all or other more common vulnerabilities) to smart traffic lights. p.s. regarding the nanny cams: I wish I was making this up: https://www.forbes.com/sites/thomasbrewster/2018/02/21/50000...