[dang]

The submitted title was "Black hats, white hats, grey hats" - we've changed it to the article title now.

Submitters: "Please use the original title, unless it is misleading or linkbait; don't editorialize." https://news.ycombinator.com/newsguidelines.html

(Sometimes the publications change their own titles, in which case of course the submitter is not at fault.)