Is there a reason why ARP spoofing would be used for spying instead of sniffing promiscuously?

I am a student trying to demonstrate an ARP spoofing attack. To test whether my attack was working I decided to use wireshark to sniff the packets on the attacking machine. At first I thought I was able to intercept traffic with my ARP spo… Continue reading Is there a reason why ARP spoofing would be used for spying instead of sniffing promiscuously?