单词defcon
网络: 核战危机；黑客大会；戒备状态
In fact, OpenBSD is so secure that it was once banned for use in a DEF CON competition, where crackers go after each other"s systems.
事实上，OpenBSD是如此的安全，以至于在DEFCON竞赛中曾一度禁止使用它，在这个竞赛中，解锁高手们对所有其他的系统进行攻击。
In case you are not familiar with it, Def Con bills itself as "the largest underground hacking convention in the world. "
有的读者可能不了解DefCon，宣称它是“世界上最大的地下黑客会议”。
Excuse me. You think? - Sir? DEFCON 2?
对不起，你怎么看？先生？进入2级战备？。
But at Defcon, the NSA and other "Feds" will be competing with corporations looking for hacking talent too.
而在这次黑客大会上，国家安全局和其他联邦政府机构将与企业争相物色黑客人才。
A sign on the glass windows of several doors, in large black type, read DEFCON DELTA. That is the highest possible state of military alert.
一些门上的玻璃窗上用大大的黑体字写着DEFCON四级，这是国家军事戒备的最高级别。