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  • The Myth of Homeland Security
  • Network Security


Computer Security | Security


Marcus Ranum has more than 14 years experience in the networking and security community, and is a world-renowned expert on security system design and implementation. He is recognized as the inventor of the proxy firewall, and the implementer of the first commercial firewall product. Since the late 1980s, Marcus Ranum has designed a number of groundbreaking security products including the DEC SEAL, the Trusted Information Systems (TIS) firewall toolkit, the Gauntlet firewall, and Network Flight Recorder's intrusion detection system.

Marcus Ranum has been involved in every level of operations of a security product business, from developer and founder to CEO and CTO of Network Flight Recorder (later NFR Security.)

In 2001, Marcus Ranum was awarded the Transportation Security Information Clearinghouse (TISC) "Clue" award for service to the security community, and the Information Systems Security Association (ISSA) Lifetime Achievement Award. Mr. Ranum has served as a consultant to many Fortune 500 firms and national governments, as well as serving as a guest lecturer and instructor at numerous high-tech conferences.

Marcus Ranum believes in an integrated and proactive approach to risk management, which enables organizations to remain secure in a rapidly changing environment, rather than running for cover. He serves as a technology advisor to a number of start-ups, established concerns, and venture capital groups. Marcus Ranum currently is senior scientist at Trusecure Corporation, an international risk management firm.

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  • The Myth of Homeland Security

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