Recipient Blacklist
CASG will automatically block all emails to blacklisted recipients. Please note that the messages will not be quarantined and legitimate email sending SMTP servers will send a bounce message to the sender. The Administrator can:
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Reset the list - Delete all blacklisted senders and make the list empty by clicking the 'Reset to default' button
To configure recipient blacklist
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Click 'Recipient blacklist' from the 'Whitelist / Blacklist' drop-down menu in the menu bar or click the
icon in the 'Whitelist / Blacklist' configuration area
The 'Recipient blacklist' interface of the selected domain will open.
Adding Users to Recipient Blacklist
You can add recipients to the black list in the following ways:
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Click 'Add recipient' to add a new user to the list
The 'Add recipient' dialog box will open.
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Enter the recipient name in the E-mail textbox and click the 'Save' button. Repeat the process to add more recipients to blacklist.
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To add a particular set of recipients to blacklist, prefix or suffix the wildcard * in the E-mail text field. For example, enter *.stores for all the recipients in stores department to be blacklisted.
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To add a whole domain to blacklist, enter the wildcard * in the E-mail text field and click the 'Save' button. Now all the recipients in that domain will be blacklisted.
The list of blacklisted recipients will be displayed.
To import users to blacklist from CSV file
Administrators can import many users from a file to Recipient blacklist at a time. The users should be saved in the format shown below as an example:
user1@testdomain.com
user2@testdomain.com
user3@testdomain.com
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Click the 'Import from CSV file' button to import users to blacklist from a CSV file.
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Click 'Browse...' and navigate to the location where the file is saved and click the 'Open' button.
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The upload process is now ready. The maximum size of the file that can be uploaded is 9 MB. If you want to select another file, click 'Cancel' at top right side of the upload dialog. If you want to cancel the upload process, click the 'Cancel' button located at the bottom.
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Click the 'Upload' button to add new users.
The upload will be placed in import tasks queue and the progress of the upload will be displayed. If you want to remove the upload from the queue, click the 'Remove import task' button. The 'Remove import task' deletes only a remaining part of not imported task.
On completion of the upload process, refresh the browser to view the imported users.
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The administrator will receive a notification about the import task completion to his email.
Exporting the Recipient Blacklist to CSV file
The administrator can save the configured recipient blacklist by exporting it as a CSV file. If required in future, the administrator can import the users from the csv file, for example for a new account or after a reset.
To export the list
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Click the 'Export to CSV file' to save the list of blacklisted recipients as a CSV file
A file download dialog will be displayed.
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Click 'Save' and navigate to the location in your computer and save the file.
Deleting Users from the Recipient Blacklist
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To delete a recipient from the blacklist, select the recipient from the list and click the 'Remove recipient' button
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Tip: You can select multiple blacklisted recipients to delete by pressing and holding the Shift or Ctrl keys. |
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Click 'OK' to confirm your changes. The user will be removed from the blacklist and the mails addressed to the user will be allowed as per the existing filter settings in CASG.