Full Professor
Computer Science and Electrical & Computer Engineering, Duke University (duke.edu)
2021 – Present
Full Professor
Computer Science, University of North Carolina, Chapel Hill (unc.edu)
2007 – 2020
Full Professor
Electrical & Computer Engineering, Carnegie Mellon University (cmu.edu)
2001 – 2007
Director
Secure Systems Research Department, Bell Labs (bell-labs.com)
1998 – 2001
Researcher
Secure Systems Research Department, Research, AT&T (research.att.com)
1993 – 1998
PhD student
Computer Science, Cornell University (cornell.edu)
1989 – 1993