# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/jon-callas
# Generated: 2026-08-13T13:23:11.432Z

schema: https://schema.org/Person
url: "https://fame.am/person/jon-callas"
name: "Jon Callas"
slug: "jon-callas"
description: "Jon Callas is an American computer security expert, software engineer, user experience designer, and technologist who is the co-founder and former CTO of the global encrypted communications service Silent Circle. He has held major positions at Digital Equipment Corporation, Apple, PGP, and Entrust, and is considered \"one of the most respected and well-known names in the mobile security industry.\" Callas is credited with creating several Internet Engineering Task Force (IETF) standards, including OpenPGP, DKIM, and ZRTP, which he wrote. Prior to his work at Entrust, he was Chief Technical Officer and co-founder of PGP Corporation and the former Chief Technical Officer of Entrust."
tagline: "American computer security expert"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Jon_Callas.jpg?width=1200"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
birthDate: "2000"
livingStatus: "LIVING"
scores:
  popularity:           43.76
  momentum:             7.827868852459017
  historical:           5.282326666666667
  currentAttention:     0
  sourceConfidence:     35
  profileCompleteness:  50
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://fr.wikipedia.org/wiki/Jon_Callas"
    title: "Jon Callas"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Jon_Callas"
    title: "Jon Callas"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Jon_Callas"
    title: "Jon Callas"
    type:  "WIKIPEDIA"
  - url: "https://sw.wikipedia.org/wiki/Jon_Callas"
    title: "Jon Callas"
    type:  "WIKIPEDIA"
  - url: "https://mg.wikipedia.org/wiki/Jon_Callas"
    title: "Jon Callas"
    type:  "WIKIPEDIA"
  - url: "https://nup.wikipedia.org/wiki/Jon_Callas"
    title: "Jon Callas"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q1702745"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump