The global F-Secure content
delivery network used by F-Secure uses dynamic addressing and traffic routing.
The content delivery network operates on both HTTP and HTTPS protocols. In
order to provide a faster response and download time, F-Secure also uses
third-party content delivery networks as well as external cloud-based services
such as Amazon's cloud.
For customers wishing to
control their outbound network traffic, F-Secure recommends the use of a web
proxy server and setting up the access control policies using the following
If you are running Protection
Service for Business (PSB) or F-Secure Client Security Premium with Software
Updater, you need to allow the following list of URL addresses listed in the
following third-party KB article to make sure that the Software Updater
database is updated properly:
Rapid Detection &
Response Service (RDS) and Rapid Detection & Response (RDR)
To guarantee proper
transmission between the endpoints and backend, the endpoints need to be able
to communicate over HTTP and HTTPS, port 443, with various sub-domains owned by
F-Secure (*.f-secure.com and *.fsapi.com). You should also allow connections to
the digicert.com domain, as Windows API may need to verify F-Secure services
that are signed with a certificate that is issued by Digicert.