If it was going through your email server, I would say turn off SMTP relay. But since it does not sounds as if it goes through your server, I don't know how you would be able to stop them from spoofing from your cname.
----- Original Message ----- From: "Fang Jin" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, April 18, 2002 3:50 AM Subject: [FW-1] Help - malicious email > Hello, > > We have received claims from other companies saying our staff is sending > bulk mails to them. > After investigation, we found the mail was not originated from our mail > server, our staff didnot send > such mail. Someone else in other bulkmail domain sent out the mail with our > company email address. > > e.g. Other company staff received a email > sender: [EMAIL PROTECTED], > receipient: [EMAIL PROTECTED], > > But aaa didnot send out that mail. We noticed that mail originator is > [EMAIL PROTECTED] instead of > [EMAIL PROTECTED] > > What are the ways to stop such prank? > Thanks in advance. > > Jin > > ================================================= > To set vacation, Out Of Office, or away messages, > send an email to [EMAIL PROTECTED] > in the BODY of the email add: > set fw-1-mailinglist nomail > ================================================= > To unsubscribe from this mailing list, > please see the instructions at > http://www.checkpoint.com/services/mailing.html > ================================================= > If you have any questions on how to change your > subscription options, email > [EMAIL PROTECTED] > ================================================= > ================================================= To set vacation, Out Of Office, or away messages, send an email to [EMAIL PROTECTED] in the BODY of the email add: set fw-1-mailinglist nomail ================================================= To unsubscribe from this mailing list, please see the instructions at http://www.checkpoint.com/services/mailing.html ================================================= If you have any questions on how to change your subscription options, email [EMAIL PROTECTED] =================================================
