(WAFF) - 'Chaff' is an interesting word in that it has several radically different meanings, one of which we are well familiar with, being in a military area. As we've learned in the past, chaff can ...

A privacy technique that is simpler than encrypting a message with a key. Chaff is the unusable part of a plant, and winnow means to separate the chaff so it can be discarded. Thus, chaff is sent ...