It might be things that open when you visit a website. If you're worried about being hacked firefox is your best bet.
There is not a way to tell if a webcam has been hacked. I would try to stay off of it or try to get a new one.
No, WikiAnswers has not been hacked.
No, Zybez has never been hacked.
No, my Visa card has not been hacked.
No the 3DS has never been hacked to my knowledge.
50% of the world has had viruses and has been hacked.
No, my Visa gift card has not been hacked.
Nobody can give an exact amount. It's unknown.
Yes i think nightmar163 has been hacked many times on www.runescape.com
More than 50.000 accounts were recently hacked during February of 2013. The leaked data was later uploaded to other breached websites. All passwords have been reported as being encrypted.
No, my Vanilla Visa gift card has not been hacked.