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": "defcon-index-28-02b565635088d612",
  "title": "Exploiting Key Space Vulnerabilities in the Physical World",
  "presenters": [
    "Bill Graydon"
  ],
  "event": "DEF CON 28",
  "year": "2020",
  "source_url": "https://infocondb.org/con/def-con/def-con-28/exploiting-key-space-vulnerabilities-in-the-physical-world",
  "source_kind": "Independent InfoconDB index",
  "source_file": "infocondb-def-con-28.html",
  "rights": "Metadata and source links only; abstracts, biographies, transcripts and media not republished",
  "delivery_status": "Not independently verified",
  "title_status": "source supplied",
  "presenter_status": "research dataset; independent index title match",
  "media": [

  ],
  "provenance": [
    {
      "file": "infocondb-def-con-28.html",
      "url": "https://infocondb.org/con/def-con/def-con-28/",
      "source_kind": "secondary independent index",
      "sha256": "cb54c60df16906ec5c53f8cec3065df9679fd5c68fd96dc6baa635f1d6fc4e3f",
      "checked": "2026-10-16T03:48:24Z"
    },
    {
      "raw_title": "Exploiting Key Space Vulnerabilities in the Physical World",
      "raw_agenda": "07.08.2020",
      "date_conflict": false,
      "url": "https://doi.org/10.5281/zenodo.15989593",
      "file": "speaker_infosec.csv",
      "rows": [
        2185
      ],
      "sha256": "e47480bc376a20292a4f6fd990be7b687f43ff0bfb861267c5533cebf3114d46",
      "attribution": "Lukas Walter, Clemens Sauerwein, Daniel Woods; InfoSec.pptx dataset; CC-BY-4.0; extracted metadata, omitted abstracts and automated classifications",
      "license": "https://creativecommons.org/licenses/by/4.0/"
    }
  ],
  "date": "2020-08-07",
  "research_credit_rows": [
    {
      "presenter": "Bill Graydon",
      "role": "Principal, Research",
      "affiliation": "GGR Security",
      "row": 2185
    }
  ]
}