Is there an easy way to screen emails before being delivered to my users mail boxes?
Steinar > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > Chris Langsenkamp > Sent: 29. april 2004 21:22 > To: [EMAIL PROTECTED] > Subject: Re: [IMail Forum] I'VE BEEN HIJACKED - HELP > > Joe-Jobbed is probably more likely the case, if the original > messages didn't spew forth from your server, and there's not a darn > thing you can do about it, really, because the networks > bouncing those messages back to you aren't seeing that they > are forgeries, > so the spammer is effectively hijacking all of them to fire > off the <> sender bounces to your users (intended targets). > > In theory, SPF and/or similar forgery identification > technologies would help this once widely implemented. If > they had decent spam > filter that might identify these things that would help too, > but again, implementation on their end is the key. > > As Sandy will vigorously proclaim, you can't turn off NUL > sender acceptance, but you might have to find something to screen them > after arrival before they load up all your users' mailboxes. > > Chris > > > ----- Original Message ----- > From: Steinar Rasch > To: [EMAIL PROTECTED] > Sent: Thursday, April 29, 2004 2:08 PM > Subject: [IMail Forum] I'VE BEEN HIJACKED - HELP > > > Does anyone know how to stop an ongoing hijacking. > > Since yesterday I have received several thousand emails which > seems to be > sent by my users, but this is not the case. > > Many of my users are getting many "undelivered mail" in return. > > I believe I have been hijacked by someone, but I can not find out who? > > How can I find out! > > Regards, > Steinar > > Denne eposten er skannet og funnet fri for virus > av Epost.no med Declude og FRISK F-Prot Software. > > > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html > List Archive: > http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ > > > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html > List Archive: > http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ > Denne eposten er skannet og funnet fri for virus > av Epost.no med Declude og FRISK F-Prot Software. > > Denne eposten er skannet og funnet fri for virus av Epost.no med Declude og FRISK F-Prot Software. To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
