Avi Rubin

Active Investor

Professor Emeritus at The Johns Hopkins University

Baltimore, Maryland

Avi Rubin, Professor Emeritus at The Johns Hopkins University is an active investor based in Baltimore, Maryland. This profile covers what Avi Rubin backs, at which stage, and how founders can reach out in 2026.

Dr. Avi Rubin served as Board Member at IronCircle. He serves as Board Advisor at ZeroFox. He is the Professor of Computer Science and Technical Director of the Information Security Institute at Johns Hopkins University. Prior to joining Johns Hopkins, He was a research scientist at AT&T Labs. he has testified before the U.S. House and Senate on multiple occasions, and he is author of several books including Brave New Ballot (Random House, 2006) Firewalls and Internet Security, second edition (with Bill Cheswick and Steve Bellovin, Addison Wesley, 2003), White-Hat Security Arsenal (Addison Wesley, 2001), and Web Security Sourcebook (with Dan Geer and Marcus Ranum, John Wiley & Sons, 1997). He is Associate Editor of IEEE Transactions on Information Forensics and Security, Associate Editor of Communications of the ACM (CACM), and an Advisory Board member of Springer's Information Security and Cryptography Book Series. He spent the academic year as a Fulbright Scholar at Tel Aviv University. In January, 2004 Baltimore Magazine named he a Baltimorean of the Year for his work in safeguarding the integrity of our election process, and he is also the recipient of the 2004 Electronic Frontiers Foundation Pioneer Award. He has a B.S, ('89), M.S.E ('91), and Ph.D. ('94) from the University of Michigan.

Investor type: Angel
Stages: Early Stage VentureSeed
Invests in: Healthcare & BiotechDigital Health & HealthTechBiotech & PharmaMedTech & Medical DevicesConsumer & RetailCybersecuritySpace & AerospaceIoT & Connected Devices
Location: Baltimore, Maryland
Typical check: $375K
Past investments: 3

Notable investments

QualyticsZeroFOXIronCircle

How to reach Avi Rubin

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Frequently Asked Questions

What does Avi Rubin invest in?

Avi Rubin invests in Healthcare & Biotech, Digital Health & HealthTech, Biotech & Pharma and MedTech & Medical Devices, typically at Early Stage Venture and Seed. Match your sector and stage, then reach out with a personalized pitch.