On Mon, 2009-02-23 at 21:41 -0500, Gene Heskett wrote: > Sounds neat, but I know squat about java, sorry. > OK, I think something like this should match:
header UNDISC_RECIP To ~= /un(disclos|list)ed( |-)recipient[:;]{1,2}/i Disclaimer: this has not been tested or compiled As I said before, I don't think Undisclosed-recipients:; should be used to score spam. However, Unlisted-recipients:; may be a spam candidate. Its either extremely rare, in my mail stream anyway, or I'm not seeing it because other attributes are causing messages containing it to be treated as spam: I whitelist anybody I've written to and discard any incoming that's still labelled as spam. Martin