John S. Koh

Protecting Cloud Virtual Machines from Hypervisor and Host Operating System Exploits

Jason Nieh, Shih-Wei Li, John S. Koh, 2019, USENIX Security Symposium.

Mitigating Email Attacks with Usable Email Encryption

John S. Koh, 2017 .

Making It Easier to Encrypt Your Emails

Steven M. Bellovin, Jason Nieh, John S. Koh, 2019, login Usenix Mag..

Why Joanie Can Encrypt: Easy Email Encryption with Easy Key Management

Steven M. Bellovin, Jason Nieh, John S. Koh, 2019, EuroSys.

Encrypted cloud photo storage using Google photos

Steven M. Bellovin, Jason Nieh, John S. Koh, 2021, MobiSys.

Easy Encryption for Email, Photo, and Other Cloud Services

John S. Koh, John Seunghyun Koh, 2021 .

Encrypted cloud photo storage using Google photos

John S. Koh, S. Bellovin, Jason Nieh, 2021, MobiSys.