Portmaster is a free open source Firewall software for Windows PC that comes packed with several useful features. Take a look!

「Firewall App Blocker（Fab）」は、指定したアプリケーションの通信を「Windows ファイアウォール」でブロックするためのツール。64bit版を含むWindows ...

Cloudflare announced that they are offering a Web Application Firewall (WAF) free of charge to subscribers on the free plan. The WAF will provide access to the WAF user interface which comes with ...

Learn how a firewall filters out cyber-threats, while still letting you access everything you want to look at online.