: Network administrators use them for troubleshooting (finding slow connections or dropped packets), security monitoring (detecting unauthorized activity), and application debugging .
If you need a free (or low-cost) alternative to PRTG or Wireshark for basic home network diagnostics, download Cybersniff. Just turn off your antivirus temporarily during install, and make sure you have WinPcap or Npcap installed first. Cybersniff Download
Network sniffing is the practice of intercepting and monitoring data packets as they travel across a network. Cybersniff is designed to "listen" to network traffic, allowing administrators or security professionals to: security monitoring (detecting unauthorized activity)