Base Filtering Engine (BFE)
Registry Name:
BFE
Display Name:
Base Filtering Engine
Description:
The Base Filtering Engine (BFE) is a service that manages firewall and Internet Protocol security (IPsec) policies and implements user mode filtering. Stopping or disabling the BFE service will significantly reduce the security of the system. It will also result in unpredictable behavior in IPsec management and firewall applications.
For more information, see the Additional Information section.
Default Status:
Running
Default Startup Type:
Automatic
Image Path:
C:\WINDOWS\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
DLL File Path:
C:\WINDOWS\System32\bfe.dll
Dependencies:
The service depends on the following system components to function properly:
System components that depend on this service to function properly:
Log On As:
NT AUTHORITY\LocalService
Additional Information:
The Base Filtering Engine (BFE) service manages firewall and Internet Protocol security (IPsec) policies and implements user mode filtering. It acts as a core component of the Windows Filtering Platform (WFP), which is a framework for creating and managing network filtering applications.
This service is essential for the proper functioning of many Windows features, such as Windows Firewall, Windows Defender, VPN connections, IPsec, etc. If this service is stopped or disabled, some of these features may not work correctly or at all. It will also significantly reduce the security of the system and result in unpredictable behavior in IPsec management and firewall applications.