>
> If we implement some sort of posting cookie, it should be bakable by any
> user wishing to post, and work with every conceivable variety of OS and
> mailer.
>
> One scheme which comes to mind is to allow people to mail their posts
> to "N+cypherpunks@*" where N is the number of non-whitespace characters
> in the subject of the post, exclusive of Subject: and Re:.
On newsgroups faced with this problem a rather more simple minded
approach has worked: prepend the subject line with a certain word.
Regulars simply filter out all traffic without the magic word at
the start of the subject (modulo [rR]e:? *) and see no spam.
Tim
