Internet security products must be implemented at multiple levels within an organization and organizations must develop security policy which includes continual monitoring at every border where information can get from one security zone to the next.

• 在一个机构内必须在多个层面上使用因特网安全产品，而各机构必须制定安全政策，包括在每道防线上（通过一道防线可以从一个安全区域取到下一个安全区域的信息）实现连续监控。