Computer's own operating system running under the
network environment, then there is a security risk. Such
as: the operating system is to build a user network
connections, the main tool to upper computer hardware
equipment and software. To ensure the safety of the
operating system itself, can effectively ensure the smooth
running computer in a complex network environment. To
maximize system vulnerabilities and the emergence of the
back door is security effective measures to guarantee the
computer operating system itself.