You help us to improve the Security Cloud protection by contributing security data of malicious programs and websites. However, if you want to stop contributing anonymous data to Security Cloud, you can do so by going to the product settings:
On the taskbar, right-click on the F-Secure icon in the notification area (system tray) and select Open common settings.
On the left pane, click Privacy.
Uncheck the Yes, I want to participate in the Security Cloud box.
Note: It is not possible to completely stop all network traffic to Security Cloud, as it is an integral part of the protection provided by our product.