> Content-type: text/plain; charset=us-ascii (Plain text) > > Content-type: text/plain; charset="us-ascii" > > are completely equivalent
DKIM has never tried to understand the semantics or syntax of each header. First off, doing this properly is very hard as there are a large number of "equivalent" header variations, but second off, it would make DKIM brittle against future headers that might have the same characteristics you describe. Mark. _______________________________________________ NOTE WELL: This list operates according to http://mipassoc.org/dkim/ietf-list-rules.html
