{
  "port": 720,
  "protocol": "tcp",
  "service": "Unassigned",
  "oneLiner": "Not registered with IANA and not tied to any known protocol.",
  "whatItIs": "Port 720 has no entry in the IANA service name and port number registry, and Nmap's service database lists it as \"unknown\" with a very low observed frequency. There is no well-documented application, malware family, or convention that claims it. Anything listening here is a locally chosen port — an internal service, a test harness, or a tunnel endpoint. The only way to know what it is, is to fingerprint it.",
  "exposure": {
    "verdict": "careful",
    "note": "An unregistered port tells you nothing about what is behind it; identify the service before deciding whether it belongs on a public interface."
  },
  "checkCommand": "nmap -sV -p 720 TARGET",
  "links": [
    {
      "title": "IANA Service Name and Transport Protocol Port Number Registry",
      "url": "https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml",
      "kind": "iana"
    }
  ]
}