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Barracuda Email Security Gateway

How do I block messages with blank "from" addresses on my Barracuda Spam Firewall?

  • Type: Knowledgebase
  • Date changed: 3 years ago

Solution #00004877



Applies to Barracuda Spam Firewalls, firmware version 4.1.x and above.



Barracuda Spam Firewall firmware version 4.1.x has a setting to block emails with blank “from” addresses. This setting is located in the GUI in Advanced > Email Protocol under the Mail Protocol (SMTP) Checking heading.


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