In an ARP Spoofing attack, a hacker sends out fake ARP (Address Resolution Protocol) messages to trick other devices into believing they're talking to someone else.

An SOA (Start of Authority) record holds your DNS zone's core settings, including the serial number, admin contact, refresh timers, and TTL. See what each field does, with examples.

What is IP spoofing? Simply put, it's when a user or program attempts to transmit packets with an IP address that they are not authorized to use.