Computer Science


Zachary Kissel, ’05

Academic Title

Associate Professor, Computer Science

Research Interests

  • Cryptography
  • Network Security

Research Summary

My research interests are at the intersection of cryptography and complexity theory. My research has focused on computing on encrypted data, access control and core cryptographic primitives. I have published several papers in theoretical cryptography, specifically in the area of searchable encryption.


  • Ph.D., Computer Science, UMass Lowell
  • M.S., Computer Science, Northeastern University
  • B.S., Computer Science, Merrimack College

Areas of Expertise

  • Computing with Encrypted Values
  • Constrained Pseudorandom Functions
  • Cryptographically Enforced Access Control
  • Searchable Symmetric Encryption

Recent Publications

Kissel, Zachary A. “Key regression from constrained pseudorandom functions.” Information Processing Letters 147 (2019): 10-13.

Kissel, Zachary A., and Jie Wang. “Generic Adaptively Secure Searchable Phrase Encryption.” Proceedings on Privacy Enhancing Technologies 2017.1 (2017): 4-20.

Wang, Jie, and Zachary A. Kissel. “Introduction to Network Security: Theory and Practice.” John Wiley and Sons, 2015.

Kissel, Zachary A., and Jie Wang. “A Note on Verifiable Privacy-Preserving Tries.” Cloud Computing (CLOUD), 2014 IEEE 7th International Conference on. IEEE, 2014.

Kissel, Zachary A., and Jie Wang. “Access Control for Untrusted Content Distribution Clouds Using Unidirectional Re-encryption.” High Performance Computing and Simulation (HPCS), 2013 International Conference on. IEEE, 2013.

Kissel, Zachary A., and Jie Wang. “Verifiable Phrase Search Over Encrypted Data Secure Against a Semi-Honest-but-Curious Adversary.” Distributed Computing Systems Workshops (ICDCSW), 2013 IEEE 33rd International Conference on. IEEE, 2013.