>Hello, > >It's possible to unsubscribe e-mail addresses without the subscriber >authorization, simply sending an e-mail to the list with the unsubscribe >command? > >It's possible to deactivate this possibility? Validate= All,Confirm will require confirmation for all mailing list commands, including "SIGNOFF", and should prevent the kind of abuse you describe. Generally I would hesitate before implementing this, as people tend to get annoyed when the signoff process is made more complicated. -- Jacob Haller, Technical Support, L-Soft international, Inc LISTSERV (R) is a registered trademark of L-Soft. Support is available 9:00-18:00 ET, Monday-Friday except on the following holidays: http://www.lsoft.com/products/default.asp?item=holidays