"simplewall is not a control UI over Windows Firewall, and does not interact in any level with Windows Firewall. It works over Windows Filtering Platform (WFP)

"simplewall is not a control UI over Windows Firewall, and does not interact in any level with Windows Firewall. It works over Windows Filtering Platform (WFP) which is a set of API and system services that provide a platform for creating network filtering applications." It's like Little Snitch, but for Windows! https://www.obdev.at/products/littlesnitch https://www.obdev.at/products/littlesnitch