In Consumer Reports’ 2008 State of the Net summary, the odds of contracting a serious computer virus problems are given to be 1 in 7, the yearly costs $2.9 billion. The odds of a serious spyware problem are 1 in 14, with a yearly cost of $3.6 billion. (Note that these figures are for both businesses and consumers.) (source link from DefendingTheKingdom.com)
What can happen when you get a serious virus? all sorts of things such as
Controlling your computer
Reading private information
Even looking at you though a webcam
You always here people talk about it but, I think that many people do not actually really understand how serious or dangerous they can be.
Steps need to be taken in order to keep you confidentiality safe.