Address Resolution Protocol (ARP)

{
  "id": "MLC-T-CYB-000089",
  "term": "Address Resolution Protocol (ARP)",
  "field": "Cybersecurity",
  "definition": "1. A protocol used to obtain a node’s physical address. A client station broadcasts an ARP request onto the network with the Internet Protocol (IP) address of the target node with which it wishes to communicate, and with that address the node responds by sending back its physical address so that packets can be transmitted to it.\n\n2. A protocol used to obtain a node’s physical address. A client station broadcasts an ARP request onto the network with the Internet Protocol (IP) address of the target node it wishes to communicate with, and the node with that address responds by sending back its physical address so that packets can be transmitted to it.",
  "abbreviation": "ARP",
  "references": [
    "NIST SP 800-44 Version 2",
    "NIST SP 800-45 Version 2",
    "NIST CSRC Glossary"
  ],
  "url": "https://mlchart.com/terminology/cybersecurity/address-resolution-protocol-arp/"
}