"National security is something that is at risk. And that is why what we are trying to do is ensure that our networks our government networks, our private sector networks have the ability to withstand these attempts to hack in and to conduct activities."

VOA: standard.2010.02.07

But I don't really know about how long it would take people to hack, like, the general firewall

但我不知道人们具体要用多长时间才能穿过防火墙，

理想是当密码专家 - SpeakingMax英语口语达人

But I don't really know about how long it would take people to hack, like, the general firewall

但我不知道人们具体要用多长时间才能穿过防火墙，

理想是当密码专家 - SpeakingMax英语口语达人