Articles

Knowledge articles related to Spam and Malware

• Email Spam Protection using Blacklists and Whitelists

  Overview When the Kerio Connect server is receiving a large number of emails, it might be an indication of traffic coming from blacklisted IP addresses or domain senders. As a result, user mailboxes b...

• Configuring Kerio Anti-Spam

  Overview You have begun receiving unexpected spam emails and require guidance on enabling or configuring the Kerio Anti-Spam extension settings of your Kerio Connect server.    Solution The Kerio Anti...

• Detecting Compromised Servers Used for Spamming

  Overview You have noticed a large number of suspicious email traffic on your server, with bounced emails and a larger than regular mail queue. You might see your server IP has been blacklisted, and th...

• Setting Spam Score Limits in Kerio Connect

  Overview You want to adjust the spam score limits in Kerio Connect to change how it responds to and handles potential Spam Messages. You want to set a threshold to determine whether an email is reject...

• Creating Custom Rules for Spam Control

  Overview In Kerio Connect, you can create your own anti-spam rules to filter email headers or email bodies. You can create as many rules as you like. Kerio Connect processes the rules in the order the...

• How are Multiple Internet Blacklist Scores Used in Kerio Connect?

  Overview You have multiple blacklists and would like to know how internet blacklists in Kerio are used. Specifically, you would like to know whether only one score from one list is taken into account....

• Does Kerio have a Recommended Blacklist?

  Overview You would like to know if Kerio recommends a particular blacklist.   Information Kerio does not have a preferred blacklist.  It is recommended to tag all emails from senders that are part of ...

• Can Kerio store blocked emails for review?

  Overview You would like to know if Kerio has the ability to store blocked emails for review before individually forwarding legitimate emails to the intended recipient.   Solution Yes, Kerio has the ab...

• Should SpamAssassin be enabled along with the BitDefender Anti-spam filter?

  Overview You have enabled the Advanced Antispam Filter (BitDefender) with the Filter Contribution to normal (5) and also enabled the Bayesian Filter (Spam Assasin) with every incoming email checked. Y...

• Spam Blacklist function is blocking legitimate emails from external users

  Overview This article provides help on what can be done if the Spam Blacklist function is blocking legitimate emails from external users. Solution Please note that Kerio Connect pulls the information ...