| Subject | English | Bulgarian |
| comp., MS | Windows Firewall | защитна стена на Windows (A Control Panel feature that is used to set restrictions on what traffic is allowed to enter your network from the Internet) |
| comp., MS | Windows Firewall shielded mode | блокиращ режим на защитната стена на Windows (A features of Windows Firewall that blocks everything) |
| comp., MS | Windows Firewall with Advanced Security | защитната стена на Windows с подобрена сигурност (A snap-in which allows users to configure policies that provide enhanced network security for Windows computers) |