The wording of this page could use some love https://helpx.adobe.com/coldfusion/cfml-reference/coldfusion-functions/functions-c-d/CSRFVerifyToken.html

> key | Optional | The key against which the token be searched. This might make more sense if it was September 19th (international "talk like a pirate" day http://talklikeapirate.com/) when this was last updated, but alas it says "Last Updated on May 30, 2024" at the top.