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How to exclude attachments with certain extension in InterScan Messaging Security Virtual Appliance (IMSVA)

    • Updated:
    • 6 Apr 2016
    • Product/Version:
    • InterScan Messaging Security Virtual Appliance 8.2
    • InterScan Messaging Security Virtual Appliance 8.5
    • InterScan Messaging Security Virtual Appliance 9.0
    • Platform:
    • CentOS 6 64-bit
Summary

In some cases in IMSVA, you may need to block attachment files with certain extensions not shown in predefined extensions list. For example, you may want to block malicious script with WSF extension but IWSVA does not provide this extension in predefined extension list.

Details
Public

 To block attachment with certain extension make following steps:

  1. In the IMSVA web console go to the Policy > Policy List page.
  2. Click Add and select Other on the menu.
  3. Define the appropriate settings on Select Recipients and Senders screen and click Next.
  4. On the Select Scanning Conditions screen select Name or extension checkbox and input the necessary settings.
  5. Prepare a plain text file that includes your extension.  *.wsf as an example.
  6. Select Attachment Named checkbox and import prepared text file using the Import button.
  7. The setting should look like this:

    ”extension

  8. Click Save.
Premium
Internal
Rating:
Category:
Configure
Solution Id:
1113778
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