Targeted Attacks

I do not know how recently is improper operation or when on the Internet, I feel like my computer is Targeted Attacks a few times, but I feel like Targeted Attacks is not what serious things, but I recently in computer operation several times, I was afraid of being Targeted after Attacks my computer is set inside, what has been tampered with, so I will use when very convenient, they say you are not on your computer to do what is confidential things, you don’t worry about it, I said you are not know my pain, you don’t give me so much. I know how to do those things.