ARP Spoofing

 ## (definition  of ARP Spoofing)

• ARP spoofing is Address Resolution Protocol spoofing

• To associate MAC address of attacker’s device to IP address of e.g. default gateway/another network host

• Occurs when IP address is resolved to a MAC address

• So that traffic is directed to attacker instead of intended host/device

• Data frames may be intercepted and modified traffic movement


## (prevention of ARP Spoofing) 

• Use of DHCP server configurations to certify that IP addresses are correctly assigned

• Use of tools to cross-check ARP resolutions to block incorrect ones

• Built into switches/network devices

• Coding the ARP cache in OS to prevent updates.


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