在npcap官网首页上看到如下内容：

Npcap is the Nmap Project’s packet sniffing (and sending) library for Windows. It is based on the discontinued WinPcap library, but with improved speed, portability, security, and efficiency. In particular, Npcap offers:

大意是：npcap基于winpcap，并且比winpcap更强大。