Members of the Cryptograph Laboratory at Columbia University f


Tal Malkin

Collaborating Faculty

Alex Andoni

Steven Bellovin

Allison Bishop

Periklis A. Papakonstantinou

Mariana Raykova

Rocco Servedio

Rebecca Wright

Moti Yung

Members of the Cryptography Lab

(left to right)
top row: Victor Lecomte, Tal Malkin, Alex Lamy, Eli Goldin
2nd row: Chengyu Lin, Garrison Grogan, Rebecca Wright, Dan Mitropolsky
3rd row: Eran Tromer, Negev Shekel Nosatzki, Periklis A. Papakonstantinou, Kevin Yeo
bottom row: Alper Çakan, Chin Ho Lee, Marshall Ball, Pierre Tholoniat

Postdocs and Research Scientists


Chin Ho Lee

Eran Tromer

PhD Students


Marshall Ball
Advisor: Tal Malkin

Dan Mitropolsky
Advisor: Mike Collins and Christos Papadimitriou

Chengyu Lin
Advisor: Tal Malkin

Negev Shekel Nosatzki
Advisor: Tal Malkin and Alex Andoni

MS Students


Daniel Jaroslawicz

Victor Lecomte

Kevin Yeo

Alex Lamy

Pierre Tholoniat

Undergraduate Students


Alper Çakan

Eli Goldin

Alex Nicita

Lalita Devadas

Garrison Grogan

PhD Alumni


Ghada Almashaqbeh(PhD, '19)
Advisors: Allison Bishop and Tal Malkin
Thesis Title: CacheCash: A Cryptocurrency-based Decentralized Content Delivery Network

Lucas Kowalczyk(PhD, '19)
Advisors: Allison Bishop, Tal Malkin
Thesis Title: Attribute-Based Encryption for Boolean Formulas

George Argyros(PhD, '19)
Advisors: Angelos Keromitis and Tal Malkin
Thesis Title: Symbolic Model Learning: New Algorithms and Applications

Fernando Krell(PhD, '15)
Advisor: Tal Malkin
Thesis Title: Secure Computation Towards Practical Applications

Igor Carboni Oliveira(PhD, '15)
Advisors: Tal Malkin and Rocco Servedio
Thesis Title: Unconditional Lower Bounds in Complexity Theory

Mariana Raykova(PhD,'12)
Advisors: Steven M. Bellovin, Tal Malkin
Thesis Title: Secure Computation for Heterogeneous Environments

Dana Dachman-Soled(PhD,'11)
Advisor: Tal Malkin
Thesis Title: On Black-Box Complexity and Adaptive, Universal Composability of Cryptographic Tasks Across Heterogeneous Systems

Seung Geol Choi (PhD,'10)
Advisors: Tal Malkin, Moti Yung
Thesis Title: On Adaptive Security and Round Efficiency
in Secure Multi-party Computation

Homin K. Lee(PhD,'10)
Advisors: Rocco Servedio, Tal Malkin
Thesis Title: On the Learnability of Monotone Functions.

Andrew Wan(PhD,'10)
Advisors: Tal Malkin, Rocco Servedio
Thesis Title: Learning, Cryptography and the Average Case

Ariel Elbaz(PhD,'09)
Advisor: Tal Malkin
Thesis Title: Round-Efficient Secure Computation, and Applications

Past postdocs and visitors

  • Fabrice Ben Hamouda (February 2018 - May 2018)
  • Hoeteck Wee (March 2015 - February 2018, October 2007 - September 2008)
  • Benjamin Fisch (August 2013 - March 2014)
  • Seung Geol Choi (August 2012 - July 2013)
  • Kwangsu Lee (January 2012 - December 2012)
  • Wesley George (January 2012 - May 2012)
  • Dov Gordon (October 2010 - August 2012)
  • Yevgeniy Vahlis (July 2010 - July 2011)
  • Geetha Jagannathan (May 2010 - July 2012)
  • Isamu Teranishi (January 2010 - December 2010)
  • François-Xavier Standaert (Fall 2004, Winter 2008, Spring 2011)
  • Benoit Libert (Summer 2006, Winter 2007)
  • Satoshi Obana (Fall 2003, Spring 2004)