whilst

1. In data security, the transmission of data to unauthorized users by processes with legitimate access to data. A compiler, for example, could leak a proprietary program whilst it is being compiled.
   在数据保密学中，通过合法访问数据的进程将数据传输给未授权的用户的过程。例如，编译程序在编译期间便可能泄漏专用程序。

whilst

conj.Chiefly British （连接词）【多用于英国】
While.
当…的时候

来源：
Middle English whilest
中古英语 whilest
alteration of whiles [whiles] * see whiles
whiles的变化 [当…的时候] *参见 whiles