All sound effects that are not listed here were self-made and are licensed under the same license as the game.
For those effects that are listed as CC-BY, no indication of how the attribution should look like could be found, so it
is assumed that listing the source here is enough.


CC-BY 3.0:

Virus explosion:               http://soundbible.com/1151-Grenade.html
Sound when losing the game:    http://soundbible.com/1830-Sad-Trombone.html
When winning the game:	       http://soundbible.com/693-Fireworks-Finale.html
Clicking a Server:             http://soundbible.com/1611-TV-Static.html
Warning when being attacked:   http://soundbible.com/287-Industrial-Alarm.html
When executing ZeroDayExploit: http://soundbible.com/1891-Flyby.html
When executing Virus Booster:  http://soundbible.com/1580-Ticking-Clock.html
Clicking a Desktop PC:         http://commons.wikimedia.org/wiki/File:Star-LC-10-printer-01.ogg
When executing Scan skill:     http://www.freesound.org/people/Peter_Gross/sounds/12677/
Electrical fizzle:             http://soundbible.com/1308-Fizzle.html


Public Domain:

When winning the game:        http://soundbible.com/1003-Ta-Da.html
Clicking Laptop&Smartphone:   http://soundbible.com/1701-Modem.html




