@renbymon I'm not sure of the technical terms, but some dark and moody ambient electronica (if that's the right term) for cyberpunk. For hacking (assuming the cool, Shadowrun-esque hacking), something similar, but with more of a beat you can dance to.
@Bowsette Something like this for hacking?
https://music.youtube.com/watch?v=yMkieiVHHcw