data center security

This time, friends always tell me some things about data center security, said he is especially like me, for the data center security should learn more knowledge, and the data center security is very important for us, I thought the friend said nothing like the but, then think, since he can say so, then the data center security is really very important, so I quickly checked on the Internet this data center security, I think if a friend is really very rational, I have been trying to learn this knowledge on the inside of the company, data center security, we also should do some measures, so that our data is more safe.