As far as my understanding goes: Application control was removed Replacement with Windows Firewall where one can set port blocking rules Deep Guard taking over the part of application level control  Deep Guard will only monitor the part of applications that could be a risk   What I am missing now: Put the user back in control - with a GUI layer more comfortable than Window Firewall UI for port blocking rules (in/out) Put the user back in control - on application level, e.g.. to decide which application may call back home. Example: Windows Media Player would be let through by Deep Guard, but ... I'd never use that player, unless it is opened by accident Anyhow I could configure Windows Media Player to not send usage data back home, BUT Still I'd like to set up F-Secure Firewall on application level to tell it to block any outbound traffic for the Windows Media Player (without the hassle to use Windows Firewall settings) Plus: Windows Media Player would still get important security updates through Windows Update And I'd think by telling F-Secure Firewall that I want to block Windows Media Player from sending data to the Internet Deep Guard will take part in monitoring that this application is not sending data using other means like pushing it through a route via the Internet Explorer   tldr;?  Missing a GUI replacement for the default Windows Firewall that is more intuitive Missing the 'I am in control' of what may talk to the Internet - however uncritical F-Secure rates the application ... View more