{
  "port": 9595,
  "protocol": "both",
  "service": "pds — Ping Discovery Service",
  "oneLiner": "Registered as the Ping Discovery Service, the discovery half of the LANDesk/Ivanti agent port group.",
  "whatItIs": "IANA registers 9595 as `pds`, \"Ping Discovery Service\". It is the port a management core server probes to decide whether a host is alive and carrying the agent, which is why it appears alongside 9593 (cba8) and 9594 on managed Windows machines. Nmap's database records it under the same name with the alternate spelling \"Ping Discovery System\". Like the rest of the group, there is no public wire specification.",
  "exposure": {
    "verdict": "never",
    "note": "A discovery responder tells anyone who asks that a managed agent is present and reachable. Keep it off untrusted networks."
  },
  "checkCommand": "sudo lsof -nP -iTCP:9595 -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"
    }
  ]
}