cyberwarfare

noun

1. (uncountable)Warfare taking place on the Internet, as by disrupting critical online services.

   “The geth models collectively dubbed "hoppers" by Alliance forces are electronic warfare platforms. They can project electromagnetic radiation across a broad spectrum as an offensive weapon. They can also perform cyber warfare attacks against the onboard computers of body armor hardsuits and weapons, adversely affecting their performance.”

   “Many [computer attacks of Chinese origin] are believed to be linked to cyberwarfare units of the People's Liberation Army acting on behalf of state-owned, or state-affiliated, Chinese companies.”