John S. Koh

Columbia University
Department of Computer Science
511 CS Building
500 W 120th St
New York, NY 10027, USA
koh@cs.columbia.edu

I am a Ph.D student at Columbia University in the Security and Software Systems groups. My research focuses on usable security. My advisors are Steven M. Bellovin and Jason Nieh.

Works

John S. Koh, Steven M. Bellovin, and Jason Nieh. Why Joanie Can Encrypt: Easy Email Encryption with Easy Key Management. In Proc. EuroSys 2019, Dresden, DE, March 2019. PDF.

Talks

John S. Koh, "Why Joanie Can Encrypt: Easy Email Encryption with Easy Key Management." EuroSys 2019, Dresden, DE, March 2019. PDF (14 MiB).

John S. Koh, "Mitigating Email Attacks with Usable Email Encryption." HotSec 2017, Vancouver, BC: USENIX Association, 2017. PDF.