(transmissions between services on the same machine) by using the Loopback Packet Capture and Injection: Npcap is able to sniff loopback packets.Improving Npcap's speed, portability, security, and efficiency. Npcap began inĢ013 as some improvements to the (now discontinued) WinPcap library,īut has been largely rewritten since then These platforms (and more) with a single codebase.

Include the Pcap API, so Npcap allows popular software such NpcapĪllows for sending raw packets as well. Traffic, and many VPNs) using a simple, portable API. Traffic (including wireless networks, wired ethernet, localhost This allows Windows software to capture raw network Npcap is the Nmap Project's packet capture (and sending) libraryĬustom Windows kernel driver alongside our Windows build

Npcap Library Networking Library Microsoft Windows 11 Microsoft Windows 10 Microsoft Windows Server 2019 Microsoft Windows Server 2016 Microsoft Windows 8.1 Microsoft Windows Server 2012 R2 Microsoft Windows 8 Microsoft Windows Server 2012 Microsoft Windows 7 Microsoft Windows Server 2008 R2 Download Npcap Npcap License Npcap Changelog 1.71 Packet capture library for Windows Docs Download Licensing Windows 11 WinPcap

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