Official support for Ettercap on Windows 10 is virtually nonexistent from the primary development team. While the official Ettercap Downloads page provides the latest source code (version 0.8.4.1), it is primarily designed for Unix-like systems like Linux and macOS. The State of Ettercap on Windows 10
If you attempt to use any legacy Windows version or compile it yourself, you will need the following dependencies: Npcap or WinPcap: Required for link-layer packet capturing. Necessary for SSL/SSH sniffing features. Downloads « Ettercap download ettercap for windows 10 64 bit
Wireshark: The industry standard for packet analysis (sniffing). Official support for Ettercap on Windows 10 is
For GUI mode (legacy): Run ettercap -G – but note the Windows GUI is outdated; CLI is preferred. Necessary for SSL/SSH sniffing features
System Requirements:
Necessary if you want to use the graphical user interface (GUI). 3. Recommended Installation Method