Steven M. Bellovin


Voice: +1 (212) 939-7149
Fax: +1 (646) 775-6023
Twitter: @SteveBellovin
Blog: Blog

454 Computer Science Building
Department of Computer Science
Columbia University
500 West 120th St, M.C. 0401
New York, NY 10027-7003

Large picture of Steve Bellovin


Fall '18-Spring '19
On sabbatical. I am not available for routine administrative matters nor as a track advisor. And email is more or less the only way to reach me; I will not be on campus.

Previous Semesters

Research interests

Security, privacy, and related legal and policy issues.

Fall 2018-Spring 2019 office hours:

By appointment only.


Firewalls and INternet Security, first edition Firewalls and INternet Security, second edition Thinking Security
Updated 01 Oct 18