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-1512ebe2-ca9a-5f5d-b7be-f8c5a8f05367",
  "title": "RE-VoLTE: Should we stop the shutdown of 2G/3G to save lives??",
  "presenters": [
    "Hendrik Rood"
  ],
  "event": "May Contain Hackers 2022",
  "year": "2022",
  "source_url": "https://media.ccc.de/v/mch2022-355-re-volte-should-we-stop-the-shutdown-of-2g-3g-to-save-lives-",
  "source_kind": "CCC recording catalog",
  "source_file": "ccc-MCH2022.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/mch2022-355-re-volte-should-we-stop-the-shutdown-of-2g-3g-to-save-lives-"
    }
  ],
  "provenance": [
    {
      "event": "MCH2022",
      "title": "May Contain Hackers 2022",
      "source": "https://api.media.ccc.de/public/conferences/MCH2022",
      "file": "ccc-MCH2022.json",
      "sha256": "a91a4ec8e7fde1d7ebfd71e461ab7276ce953c0c9b2c73a58b4d06499a136f10",
      "checked": "2026-10-16T03:45:30Z",
      "source_records": 133
    }
  ],
  "source_guid": "1512ebe2-ca9a-5f5d-b7be-f8c5a8f05367",
  "source_event_api": "https://api.media.ccc.de/public/events/1512ebe2-ca9a-5f5d-b7be-f8c5a8f05367",
  "date": "2022-07-23T19:20:00.000+02:00",
  "duration_seconds": 1763,
  "language": "eng",
  "tags": [
    "mch2022",
    "355",
    "2022",
    "MCH2022 Curated content"
  ],
  "event_acronym": "MCH2022",
  "source_schedule_url": "https://program.mch2022.org/mch2022/schedule/export/schedule.xml"
}