CONFERENCE METADATA — incomplete historical coverage; source presence is not proof of delivery.
Research dataset: Lukas Walter, Clemens Sauerwein, Daniel Woods, InfoSec.pptx, https://doi.org/10.5281/zenodo.15989593, CC BY 4.0 https://creativecommons.org/licenses/by/4.0/. Changes: metadata extraction, exact-match reconciliation and uncertainty flags. No endorsement implied.

{
  "id": "ccc-a3e3ee7d1804d36b8ef255365a7f2d07",
  "title": "Linux Security Summit",
  "presenters": [
    "Hugh Daniel"
  ],
  "event": "Chaos Communication Camp 1999",
  "year": null,
  "source_url": "https://media.ccc.de/v/1106",
  "source_kind": "CCC recording catalog",
  "source_file": "ccc-camp1999.json",
  "rights": "Metadata and source links only; abstracts, biographies, transcripts and media not republished",
  "delivery_status": "Not independently verified",
  "title_status": "source supplied",
  "presenter_status": "source supplied",
  "media": [
    {
      "kind": "recording page",
      "url": "https://media.ccc.de/v/1106"
    }
  ],
  "provenance": [
    {
      "event": "camp1999",
      "title": "Chaos Communication Camp 1999",
      "source": "https://api.media.ccc.de/public/conferences/camp1999",
      "file": "ccc-camp1999.json",
      "sha256": "809c1424124de4cf318281a811de67160b671beb57772e2448657642e5d0f615",
      "checked": "2026-10-16T03:45:45Z",
      "source_records": 12
    }
  ],
  "source_guid": "a3e3ee7d1804d36b8ef255365a7f2d07",
  "source_event_api": "https://api.media.ccc.de/public/events/a3e3ee7d1804d36b8ef255365a7f2d07",
  "date": null,
  "duration_seconds": 7430,
  "language": "eng",
  "tags": [

  ],
  "event_acronym": "camp1999",
  "source_schedule_url": "http://annaberg6.de/stuff/camp99/schedule.xml"
}