{
  "port": 9643,
  "protocol": "tcp",
  "service": "Unassigned",
  "oneLiner": "Unassigned at IANA with no established occupant — identify it locally, not from a port list.",
  "whatItIs": "There is no IANA service registration for 9643, and Nmap's frequency data puts it among the rarely-observed ports. No widely deployed product uses it as a default and there is no notable published malware association. Anything found here is application-specific.",
  "exposure": {
    "verdict": "careful",
    "note": "With no known protocol there is nothing to vouch for. Determine what answers before allowing it through a firewall."
  },
  "checkCommand": "sudo lsof -nP -iTCP:9643 -sTCP:LISTEN",
  "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"
    }
  ]
}