• Negate Email Malware "File Extension Filter"

    On incoming email we'd like to block all file extension but the ones whitelisted. Is there a way to do so? With the "File Extension Filter" in the Malware tab we can only find a way to block specific file types, although having a white and black list…

  • Unable to change settings in EMail Protection / SMTP / Malware and Anti-Spam after expired Sandstorm License

    Hi folks, I noticed that after expired sandstorm license (sandstorm enabled but grayed out) all futher changes under "Malware" and "Antispam" are dismissed with a sandstorm license error. The solution is the following: Under Malware / Malware scanning…

  • Sandstorm: emails have been delayed for over a week

    System Version until 2016/06/29: Sophos UTM 9.403-4 Malware scanning: Enable Sandstorm One of our bosses sent out an email about a meeting to around 130 recipients on 20th of June. Attached was a PDF. A lot if not most of these emails have been…

  • Why malware not blocked, when Avira knows it is malware? Dual scan turned on.

    User received an email with a zip file attachment containing a malicious .jar file. I have Dual Scan turned on for Malware scanning in Email Protection. So the file should have been examined by both the Sophos engine and the Avira engine. Running…

  • SMTP e-mail with virus not checked when it is from the internal domain.

    When UTM9.x recieves a smtp e-mail and the sender adres is from the "internal" domain. UTM 9.x doesnt scan for virusses. even when it is send from outside the network it is passed to the mail server without checking. Just change in your email client…
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