Like it or hate it, it's the word that everybody understands. The words "computer" or "digital" or "network" or "data" etc are insufficient. Clearly "computer security" is not the same as "cybersecurity", just as "network security" is different from "cybersecurity".

The Eskimo/Inuit have over 50 words for "snow", in today's world, we will continue to add words to better describe our digital world.

PS - cyber, cyber, cyber, cyber, cyber. Get used to it.

Reminds me of this: http://xkcd.com/1573/

ca. 1984

For the record I hate the word cyber.