Securing the smart city [Built Environment Cyber Security]

AT 3:30PM on 23 December 2015, many residents in Western Ukraine were already looking forward to the New Year holidays when the lights went out. In a country touched by war, this time it wasn't tanks or bombs disrupting everyday life, but the work of hackers. The infrastructure of the Prykarpattya Oblenergo power company was compromised, with 80,000 Ukrainians plunged into darkness as the result of one of the most audacious hacks ever committed.