According to research unveiled this week some types of web-enabled light bulbs are vulnerable to a flaw wherein an attacker could literally leave users of the bulbs in the dark. Philips Hue brand lighting systems can be exploited, according to independent researcher Nitesh Dhanjani who published a paper, Hacking Lightbulbs, to accompany his research on Tuesday. Hue received scattered acclaim last year after it popped up at the Apple store and was later called the best new product of 2012 by Forbes.
Source: https://threatpost.com/philips-light-bulb-vulnerability-could-leave-some-in-the-dark/102007/