If you still decide to download Cybersniff, do so inside an isolated, offline virtual machine, and never connect it to a production network. Unlike BPF filters in modern tools, Cybersniff uses a simpler keyword filter:
TCP PORT 80 OR UDP PORT 53 This guide is for educational purposes only. The author does not condone illegal interception of network communications. Use at your own risk. Cybersniff Download
TCP UDP ICMP ARP IP To filter by port (e.g., HTTP port 80): If you still decide to download Cybersniff, do
IP HOST 192.168.1.100 Combine with AND/OR: do so inside an isolated
TCP PORT 80 To capture only traffic to/from an IP: