>>The only way to synchronize a POSTERS.LST and a userbase is to schedule a nightly ExtractUsers run or equivalent. <<
I suspected that, but was hoping... >> (Note that authentication is still based on forgeable headers.) << I take you mean anyone could post by creating a message with a From email address of someone in posters.lst even though they do not know that users password. Doesn't that same problem exist with all the Imail lists? Other than trying to keep the list names confidential within the company, is there a solution? Royce Please visit http://www.ipswitch.com/support/mailing-lists.html to be removed from this list. An Archive of this list is available at: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Please visit the Knowledge Base for answers to frequently asked questions: http://www.ipswitch.com/support/IMail/
