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Frequently Asked Questions(FAQ)

question:

How to control the Spam filter

answer:


To manage the SPAM-sensitivity for your mailbox, we have 4PSA Spam Guardian installed. To access the controlpanel, you need to be logged in on PLESK on admin.digizaal.nl

On the left-side button panel, you will see the 4PSA buttons for mail antivirus and mail-antispam.



To every email message processed, 4PSA Spam Guardian assigns a score. The score increases with the probability of that email to be spam. 4PSA Spam Guardian 3 and later allows you to define two score levels for email processing.


The first score is called the "Tag engine sensitivity". Emails that score higher than this level are tagged. You can setup the tag keyword in the "Spam message subject tag" field.


The second score is called the "Drop engine sensitivity". Emails that score higher than this level are dropped at the server level.


If you want all emails to be dropped, you can setup the tag score equal to the drop score.


Let's suppose that an email score 5.5 points.





  1. With the following settings:











    Tag engine sensitivity = 6
    Drop engine sensitivity = 9

    the email is not even tagged.




  2. With the following settings:











    Tag engine sensitivity = 5
    Drop engine sensitivity = 9

    the email is tagged as spam.




  3. With the following settings:











    Tag engine sensitivity = 4
    Drop engine sensitivity = 5

    the email is dropped.