网络安全防范中,传统的方法是对操作系统进行安全加固,通过各种各样的安全补丁提高操作系统本身的抗攻击性。这种方法虽然可以部分地解决系统的安全问题,但其缺点也很突出,例如各种操作系统的打补丁方法各成一体,补丁程序发布太过频繁,而且厂家发布补丁往往滞后于黑客发布攻击 In the network security precaution, the traditional method is to strengthen the security of the operating system, through a variety of security patches to improve the anti-attack of the operating system itself. Although this method can partially solve the security problems of the system, the disadvantages are also obvious. For example, patching methods of various operating systems are integrated and the patches are released too frequently. Moreover, manufacturers often lag behind hacker release patches