Joël Alwen

PhD Candidate

Cryptography Group
Department of Computer Science
Courant Institute of Mathematical Sciences
New York University

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Contact Information:

email jalwen(at)cs(dot)nyu(dot)edu
phone +1-212-998-3093
office
New York University
251 Mercer Street, Office 408
New York, NY 10012

About Me:

I'm a third year PhD candidate in the Computer Schience Department of the Courant Institute of Mathematical Sciences at New York University. My research advisor is Yevgeniy Dodis. My current research interests lie in Lattice Based Cryptography, Rational Cryptography, Leakage Resilience, The Bounded Retrieval Model and the GUC Framework.

Published Papers:

  1. Joël Alwen, Yevgeniy Dodis, Moni Naor, Gil Segev, Shabsi Walfsih, Daniel Wichs "Public Key Encryption in the Bounded Retrieval Model", Advances in Cryptology - CRYPTO, August 2010.

  2. Joël Alwen, Yevgeniy Dodis, Daniel Wichs "Public Key Cryptography in the Bounded Retrieval Model and Security Against Side-Channel Attacks", Advances in Cryptology - CRYPTO, August 2009.

  3. Joël Alwen, Jonathan Katz, Yehuda Lindell, Giuseppe Persiano, abhi shelat, Ivan Visconti "Collusion-Free Multiparty Computation in the Mediated Model", Advances in Cryptology - CRYPTO, August 2009.

  4. Joël Alwen, Chris Peikert, "Generating Shorter Bases for Hard Random Lattices", (STACS'09) 26th Anual Symposium on Theoretical Aspects of Computer Science, February 2009.

  5. Joël Alwen, Ivan Visconti, abhi shelat, "Collusion Free Protocols in the Mediated Model", Advances in Cryptology - CRYPTO, August 2008.

  6. Joël Alwen, Giuseppe Persiano, Ivan Visconti, "Impossibility and Feasibility Results for Zero Knowledge with Public Keys", Advances in Cryptology - CRYPTO, August 2005.

In Preparation:

  1. Joël Alwen, Chris Peikert, "Generating Shorter Bases for Hard Random Lattices", In preparation for Theory of Computing Systems Journal, 2009.

  2. Joël Alwen, Giuseppe Persiano, Ivan Visconti, "Non-Conversation-Based Zero-Knowledge", Manuscript, 2007.


Projects

  1. Netflix Challenge (collobrative filtering) - Cryptomonkeys Team.

  2. Decoded United States Secret Service watermarks in Xerox DocuColor laser printers for the Electronic Frontier Foundation project "Is Your Printer Spying On You?".

  3. Efficient Hadamard Matrix Generation with Prof. Edelmann of MIT.

  4. External Reviewer : STOC'07, CRYPTO'08, CT-RSA'08, FOCS'08, TCC'08, TCC'09, J.Cryptology'09

Education:

I recieved my BSc. in Software & Information Engineering from the Technical University of Vienna in Feburary 2003.

I have also complete the following internships, academic visits and semesters abroad (in reverse order).
  1. Summer Internship at ETH Zurich, Information Security and Cryptography Research Group in the summer of 2010

  2. Summer Internship at NTT Information Sharing Platform Laboratories in the summer of 2009

  3. Summer Internship at SRI International in the summer of 2008.

  4. Visiting Researcher at Harvard University for the first half of 2008.

  5. Visiting PhD Fellow at BRICS Research Center of the University of Aarhus for three month in the summer of 2007.

  6. Research Assistance at University of Salerno for three semesters 2004 - 2005, 2006.

  7. Attended Massachusets Insitute of Technology for an academic year during 2002 - 2003

  8. Attended variouse courses at University of Vienna from the Mathematics major between 2000 - 2006.
I attended grade school at Cairo American College, Escola Americana do Rio de Janeiro and the American International School Vienna.

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