How To Add Emails/Domains To Your Allowed/Blocked List

  1. Log into Barracuda at https://filter.isoc.net, on your user page click on Preferences.A screenshot of the Barracuda website with a red arrow pointing out the Preferences tab.
  2. Then click on Allow List/Block List.A screenshot of the Barracuda website with a red arrow pointing out the Allow/Block list tab on a user account.
  3. On this page, you can add email addresses and domains to either your allowed list, or blocked list.A screenshot of the Barracuda website with red arrows pointing to where you can add allowed and blocked email addresses and domains.

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