David Kohlbrenner

As of Fall 2018 I'm a postdoc at UC Berkeley.
See the Keystone project and others.


I was advised by Hovav Shacham.
Curriculum Vitae
I co-developed and taught CSE80 (Available here).

david.kohlbrenner [-at-] gmail.com


My research interests span software security, systems, and hardware architecture.
I put special focus on the impact of hardware design on high-level software security.


D. Kohlbrenner and H. Shacham "On the effectiveness of mitigations against floating-point timing channels." (PDF) USENIX Security. August 2017
C. Disselkoen, D. Kohlbrenner, L. Porter, D. Tullsen "Prime+Abort: A Timer-Free High-Precision L3 Cache Attack using Intel TSX" (PDF) USENIX Security. August 2017
D. Kohlbrenner and H. Shacham "Trusted Browsers for Uncertain Times." USENIX Security. August 2016
Second place at CSAW Applied Research 2016
M. Andrysco, D. Kohlbrenner, K. Mowery, R. Jhala, S. Lerner, and H. Shacham "On Subnormal Floating Point and Abnormal Timing." IEEE Security and Privacy (Oakland), May 2015 (Updated June 2017, original)
K. Mowery, M. Wei, D. Kohlbrenner, H. Shacham, and S. Swanson "Welcome to the Entropics: Boot-Time Entropy in Embedded Devices." IEEE Security and Privacy (Oakland), May 2013


I (used to) advise the CTF (competitive security) team here at UCSD. Contact me if interested.