Zitat von Listaccount <[EMAIL PROTECTED]>: > Zitat von Jan Schneider <[EMAIL PROTECTED]>: > >> Zitat von Listaccount <[EMAIL PROTECTED]>: >> >>> Zitat von Liam Hoekenga <[EMAIL PROTECTED]>: >>> >>>> Jan Schneider wrote: >>>>> Zitat von Kevin Konowalec <[EMAIL PROTECTED]>: >>>>> >>>>> >>>>>> This is exactly what we did. Since you can change your "from" and >>>>>> "reply-to" fields in your identities it became necessary to embed the >>>>>> user's actual login ID in an X-header so that we can identify the >>>>>> source of spam. We also took it one step further and added a bit of >>>>>> code that keeps a running total of the number of recipients a user >>>>>> has sent to in a given session (stored in the memcache session >>>>>> variable itself). Then we've set limits so that if a message has >>>>>> more than 50 recipients per message it will refuse to send it (we >>>>>> display a message saying that it's much more appropriate to use a >>>>>> mailman list for messages of that size). Plus if the cumulative >>>>>> total recipients per session is over 200 it will no longer allow the >>>>>> user to send mail (until they log in again with a clean session). >>>>>> We've nailed a whole bunch of spammers with this functionality with >>>>>> the added bonus of getting people who maintain large mailing lists to >>>>>> use the list server rather than Imp, which is better for all concerned. >>>>>> >>> >>> >>> It would be *really* nice if one can limit the mail addresses a user >>> can set to the ones the administrator has tied to the account. Instead >>> of entering free text it should be a list-box with addresses from the >>> database. >> >> This is already possible and has always been, at least since IMP 3, >> probably earlier. >> >> Jan. > > Could you please explain on how we can do this? I have never seen a > configuration option which sound like what we need.
Lock the from_addr preference. Jan. -- Do you need professional PHP or Horde consulting? http://horde.org/consulting/ -- IMP mailing list - Join the hunt: http://horde.org/bounties/#imp Frequently Asked Questions: http://horde.org/faq/ To unsubscribe, mail: [EMAIL PROTECTED]
