A border guard grumbles that the only tourist in weeks has set off her tripwire.

一个边防人员抱怨说，几个星期只来了这么一位游客，还就触发了她负责的虚拟警戒线。

As Tripwire started up, it tried to create a temporary file, as many programs do.

与很多程序一样，Tripwire启动时会尝试着创建一个临时文件。

This was no accident. Mallory's program was designed to create the very file names most likely to be used by Tripwire.

这不是偶然的；mallory程序的设计目标就是创建最有可能为Tripwire所使用的文件名。

A security precaution on this server was that every day, it ran the security program Tripwire — specifically, the older version, 2.3.0.

这台重要的服务器的安全措施之一是，它每天都运行Tripwire——具体地说，是较老的2.3.0版本。Tripwire是一个检测重要文件是否被篡改的安全程序。

Nominees must answer whether they have paid all local, state and federal taxes, including those for household employees — a common tripwire.

提名人必须回答他们是否缴纳了地方、州和联邦的所有税款，包括为家庭雇员缴纳的税款——有不少人会被这一条绊住。