The International Computer Security Association is working on what it calls the Common Content Inspection program to define a general application program interface (API) that would enable filter vendors to fit their products to a range of firewalls.

• 国际计算机安全协会正在进行他们称之为“公共内容检查”的研究计划，来定义一种通用的应用程序接口（API），它使过滤器厂商能把他们的产品装到多种防火墙上。