After study security mechanism and several acess control model of operating system,compare the three odel,propose if combine the three model,it will be beneficial to confidentiality and integrity of Operating System.
After study security mechanism and several acess control model of operating system,compare the three odel,propose if combine the three model,it will be beneficial to confidentiality and integrity of Operating System.
介绍了操作系统的安全机制和几种访问控制模型,在对模型进行比较的基础上,提出采用多种模型相结合的方法,能够满足操作系统保密性与完整性要求。