Hello, World

I'm an Associate Professor at the University of Colorado Boulder in the ECEE department.


My research interest is broadly in the area of computer security, with a specific focus on network security. In particular, my research spans anticensorship, protocol security, and Internet measurement.

Current Students

Currently, I am advising three Ph.D. students:
Abdulrahman Alaraj
Jackson Sippe
Gaukas Wang

Previous Ph.D. students

Jack Wampler
Sergey Frolov
Ian Martiny


I am currently teaching ECEN 2350: Digital Logic.
Previously at Colorado, I have also taught:
ECEN 4133: Introduction to Computer Security (Fall 2023, Fall 2022, Fall 2021, Spring 2021, Spring 2020, Spring 2018, Spring 2017, Fall 2016)
ECEN 2350: Digital Logic (Spring 2023, Spring 2022)
ECEN 5033: Cryptocurrency Security (Spring 2019)
ECEN 3350: Programming Digital Systems (Fall 2020, 2019, 2018)
ECEN 5003: Censorship Circumvention (Fall 2017)
ECEN 5014: Computer Security & Privacy (Spring 2016).


I enjoy Flatiron scrambling, climbing, doing circus things, playing bluegrass music, and biking.