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-7135636e-9dfb-557b-be80-7bd7e0d56707",
  "title": "Perfidy, Deception, Fraud - How Much Trust Should We Put in a PDF?",
  "presenters": [
    "vlkl"
  ],
  "event": "Gulaschprogrammiernacht 23",
  "year": "2025",
  "source_url": "https://media.ccc.de/v/gpn23-38-perfidy-deception-fraud-how-much-trust-should-we-put-in-a-pdf-",
  "source_kind": "CCC recording catalog",
  "source_file": "ccc-gpn23.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/gpn23-38-perfidy-deception-fraud-how-much-trust-should-we-put-in-a-pdf-"
    }
  ],
  "provenance": [
    {
      "event": "gpn23",
      "title": "Gulaschprogrammiernacht 23",
      "source": "https://api.media.ccc.de/public/conferences/gpn23",
      "file": "ccc-gpn23.json",
      "sha256": "05afb17d53b45766d0585b24ffa26d747f96b034dc6d95ec5b90d6188feb6734",
      "checked": "2026-10-16T03:46:42Z",
      "source_records": 72
    }
  ],
  "source_guid": "7135636e-9dfb-557b-be80-7bd7e0d56707",
  "source_event_api": "https://api.media.ccc.de/public/events/7135636e-9dfb-557b-be80-7bd7e0d56707",
  "date": "2025-06-21T23:40:00.000+02:00",
  "duration_seconds": 1451,
  "language": "eng",
  "tags": [
    "38",
    "2025",
    "gpn23",
    "Cyber Security",
    "ZKM Kubus",
    "gpn23-eng",
    "Day 3"
  ],
  "event_acronym": "gpn23",
  "source_schedule_url": "https://cfp.gulas.ch/gpn23/schedule/"
}