threat defense

They heard recently has been said about threat defense, I this is not really understand, I don’t know what to do with the threat defense, I asked a colleague at the time, they all laughed, it makes me really very awkward, then I you decide to learn some knowledge about threat defense, because I don’t want to make such an embarrassing thing happened again, I began to learn the knowledge of the threat Defense Threat defense, I now find that this knowledge is really useful, and we will be used at any time, now I also learn some about threat defense’s knowledge, so I will use the threat defense software then there is no problem.