Malware
Some malware programs are designed to gather sensitive information from users without their knowledge.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"All sizes | Malware | Flickr - Photo Sharing!."
http://www.flickr.com/photos/32936091@N05/3752997536/sizes/m/
Flickr
CC BY.