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RE: New spam approach

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  • Anthony J. Biacco
    Another idea would be to check the TLD part of the domain in the From: header. Also not 100% given forging. -Tony ... Anthony J. Biacco Senior Systems and
    Message 1 of 4 , Mar 31, 2007
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      Another idea would be to check the TLD part of the domain in the From:
      header. Also not 100% given forging.

      -Tony
      ----------------------------------------
      Anthony J. Biacco
      Senior Systems and Network Administrator
      303-981-4955

      > -----Original Message-----
      > From: owner-postfix-users@...
      > [mailto:owner-postfix-users@...] On Behalf Of Jack Raats
      > Sent: Saturday, March 31, 2007 12:20 PM
      > To: Postfix users
      > Subject: New spam approach
      > Importance: High
      >
      > At this moment one of my users is being spammed a lot.
      > This user only gets emails from a limitted countries.
      > This gave me the idea to block all countries for this user and only
      > admitting the countries he uses.
      >
      > in main.cf
      > smtpd_restriction_classes = ucextra
      > ucextra = check_client_access
      > hash:/postfix/tables/ucextra_access, reject
      >
      > smtpd_recipient_restrictions =
      > .....
      > check_recipient_access hash:/postfix/tables/uce_strong,
      > ......
      >
      > /postfix/tables/uce_strong
      > email@... ucextra
      >
      > /postfix/tables/ucextra_access
      > com OK
      > net OK
      > be OK
      >
      > Is this idea working?
      >
      > Jack
      >
      >
      >
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