# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/marcus-j-ranum
# Generated: 2026-08-13T15:36:16.503Z

schema: https://schema.org/Person
url: "https://fame.am/person/marcus-j-ranum"
name: "Marcus J. Ranum"
slug: "marcus-j-ranum"
description: "Marcus J. Ranum is an American computer and network security researcher. He is credited with a number of innovations in firewalls, including building the first Internet email server for the whitehouse.gov domain, and intrusion detection systems. He has held technical and leadership positions with a number of computer security companies, and is a faculty member of the Institute for Applied Network Security."
tagline: "Researcher"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Mjr-portrait-picture-mid.jpg?width=1200"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
birthDate: "1962-11-05"
livingStatus: "LIVING"
scores:
  popularity:           40.04
  momentum:             1.45748987854251
  historical:           4.610188
  currentAttention:     0
  sourceConfidence:     30
  profileCompleteness:  50
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://arz.wikipedia.org/wiki/%D9%85%D8%A7%D8%B1%D9%83%D9%88%D8%B3_%D8%AC"
    title: "ماركوس ج"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Marcus_J._Ranum"
    title: "Marcus J. Ranum"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D9%85%D8%A7%D8%B1%DA%A9%D9%88%D8%B3_%D8%AC%DB%8C._%D8%B1%D8%A7%D9%86%D9%88%D9%85"
    title: "مارکوس جی. رانوم"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Marcus_J._Ranum"
    title: "Marcus J. Ranum"
    type:  "WIKIPEDIA"
  - url: "https://sw.wikipedia.org/wiki/Marcus_J._Ranum"
    title: "Marcus J. Ranum"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q3846688"
    title: "Wikidata"
    type:  "WIKIDATA"

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