Contact
Email: smb@cs.columbia.edu
Voice: +1 (212) 853-8427
Zoom, FaceTime, or Skype: By arrangement
Mastodon: @SteveBellovin@mastodon.lawprofs.org
Office hours by appointment only, often by Zoom.
More From Me
SMBlog—Pseudo-Random Thoughts on Computers, Society, and Security
Photography in New York City
The Prehistory of Public Key Cryptography