Web Trojan of conventional production methods-vulnerability warning-the black bar safety net

Today in the morning just to school, you have a classmate said to me his QQ is others stolen! （This terrible? Bully to my buddy to head to La.） I then said to him:“rest assured., I'm sure to give you back!” In fact, my heart also not the end, the other when I can steal OICQ, then how much will a...