Learn ARP spoofing for man-in-the-middle attacks
Hackers may use ARP spoofing to change traffic, intercept data frames on a network, or even stop all traffic.

Many people assume that if they link their local network to a switch, they are protected from network sniffing. This is correct because conventional sniffing, in which a host reads all network packets simply by accepting them (the so-called “promiscuous mode”), is not…