Gathering statistical data on network traffic.
Version 4.1.1, released in October 2009, was a critical update that fixed digital signature issues, allowing the driver to work on 64-bit versions of Windows Vista and Windows 7. Where to Get WinPcap 4.1.1 Free Download winpcap 4.1 1 free download
Windows NT4, 2000, XP, 2003, Vista, 2008, and Windows 7 (both x86 and x64). Gathering statistical data on network traffic
It uses an old version of libpcap (1.0.0), which lacks features found in modern network analysis. Npcaphttps://npcap.com Npcap vs WinPcap released in October 2009