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-22-af407cae41082b9b",
  "title": "Panel: Ephemeral Communications: Why and How?",
  "presenters": [
    "Ryan Lackey",
    "Jon Callas",
    "Elissa Shevinsky"
  ],
  "event": "DEF CON 22",
  "year": "2014",
  "source_url": "https://infocondb.org/con/def-con/def-con-22/panel-ephemeral-communications-why-and-how",
  "source_kind": "Independent InfoconDB index",
  "source_file": "infocondb-def-con-22.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-22.html",
      "url": "https://infocondb.org/con/def-con/def-con-22/",
      "source_kind": "secondary independent index",
      "sha256": "b0b2baf5ae75cea54c322f8eaec3fe1c0d21f46e5cb6261d73bc595cff763b43",
      "checked": "2026-10-16T03:48:40Z"
    },
    {
      "raw_title": "Panel: Ephemeral Communications: Why and How?",
      "raw_agenda": "08.08.2014",
      "date_conflict": false,
      "url": "https://doi.org/10.5281/zenodo.15989593",
      "file": "speaker_infosec.csv",
      "rows": [
        9928,
        9929,
        9930
      ],
      "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": "2014-08-08",
  "research_credit_rows": [
    {
      "presenter": "Ryan Lackey",
      "role": "FOUNDER",
      "affiliation": "CRYPTOSEAL",
      "row": 9928
    },
    {
      "presenter": "Jon Callas",
      "role": "CTO",
      "affiliation": "SILENT CIRCLE",
      "row": 9929
    },
    {
      "presenter": "Elissa Shevinsky",
      "role": "Founder",
      "affiliation": "GLIMPSE",
      "row": 9930
    }
  ]
}