• mails rejected "server certificate not trusted" (dnssec behind utm)

    Hope someone with some expertise can jump in: I have a personal mail server behind an UTM 9 Home (Firmware 9.413-4) and just enabled E-Mail Protection on the UTM (Bridge Mode - works fine). While Email filtering etc. is working extremely good (Spam…
  • Attachments in SPX Encryption

    Hi all, we have a problem in SPX Encryption; wen we send an encrypted email with attachments (PDF, DOCX or others), the receiver read correctly the encrypted email as a PDF password-protected, but no attachment is displayed. We have UTM 9.408-4 version…
  • 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…
  • Password protected PDF not classified as encrypted archive

    Hello, I'm a little confused by one of the functions of email protection. One of our customers mentioned that PDF files which are protected by a password aren't redirected to quarantine while other files like Word, Excel or ZIPs with a password were…