Marcus J. Ranum, Date of Birth, Place of Birth
TweetMarcus J. Ranum
researcher
Date of Birth: 05-Nov-1962
Place of Birth: New York City, New York, United States
Profession: computer scientist
Nationality: United States
Zodiac Sign: Scorpio 
About Marcus J. Ranum
- Marcus J.
- Ranum (born November 5, 1962 in New York City, New York, United States) is a 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.
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