操作系统安全在系统的安全中处于基础地位,网络与数据库的安全都建立在操作系统的安全之上。目前存在的操作系统的安全漏洞中,缓冲区溢出漏洞是一个极其严重的问题。信息安全是影响国家全局和长远利益的重大关键问题。如何确保计算机系统的安全已成为摆在我们面前迫切需要解决的难题。 Operating system security is at the foundation of system security, and network and database security are based on operating system security. Among the existing operating system security vulnerabilities, the buffer overflow vulnerability is an extremely serious problem. Information security is a major issue that affects the overall national and long-term interests of the country. How to ensure the security of the computer system has become an urgent problem to be solved before us.