…the firewall will either block nothing or block everything based on fallback rules, and category-based policies (e.g., block “Social Media”) won’t work.
Kerio Control must resolve specific external domains to check licenses and fetch categorization data. If your firewall is using faulty upstream DNS servers, it cannot find the cloud categorization engines. Navigate to > DNS .
Go to Status > System Health and use the Debug or Ping tool (or SSH into the box). Try to ping google.com or ://kerio.com . …the firewall will either block nothing or block
This article provides a comprehensive guide to understanding, diagnosing, and fixing the "Kerio Control Web Filter is not activated" issue. What Does "Web Filter is Not Activated" Mean?
| FQDN | Port | Purpose | |------|------|---------| | licensing.gfi.com | 443 | License validation | | brightcloud.kerio.com | 443 | URL categorization updates | | ocsp.digicert.com | 80/443 | Certificate revocation (HTTPS inspection) | Navigate to > DNS
Kerio Control’s web filter requires a (part of the Security Pack ).
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. It uses a combination of techniques
The Kerio Control web filter is a feature that allows administrators to control and restrict access to certain websites based on their content and categorization. It uses a combination of techniques, including URL categorization, content analysis, and behavioral analysis, to identify and block malicious or unwanted websites. The web filter is an essential component of the Kerio Control solution, as it helps to protect organizations from various online threats, including malware, phishing, and ransomware.