Inivited talks:

Invited speaker at Workshop on Post-Quantum Security Models
Telecom ParisTech, Paris, France, October 11-12, 2010
Quantum Cryptography Beyond Key Distribution
covering the state of the art of the noisy-storage model and position-based quantum cryptography
Available files:   30min presentation (pptx)

Invited speaker at Workshop on Theory and Realisation of Practical Quantum Key Distribution
Institute for Quantum Computing, Unversity of Waterloo, June 14-17, 2010
Quantum Cryptography Beyond Key Distribution
Available files:   30min presentation (pptx)

Invited speaker at Workshop on Classical and Quantum Information Assurance
Schloss Dagstuhl, Germany, July 26-31, 2009
Limited-Quantum-Storage Cryptography: From Theory to Practice
Available files:   30min presentation (pptx)     30min presentation (pdf)   (without animations).

Invited speaker at Cryptography Workshop
Schloss Dagstuhl, Germany, September 17-21, 2007
A Tight High-Order Entropic Uncertainty Relation with Applications
Available files:   30min presentation (ppt)   (requires TeX4PPT plugin),     30min presentation (pdf)   (without animations).

Invited speaker at Tropical QKD, a workshop on Theory and Realisation of Practical Quantum Key Distribution
Institute for Quantum Computing, Waterloo, Canada, June 11-14, 2007
A Tight High-Order Entropic Uncertainty Relation with an Application to Quantum Key Distribution


Invited speaker at QIP 2006, the 9th workshop on Quantum Information Processing
Paris, January 16-20, 2006
Cryptography in the Bounded Quantum-Storage Model
Available files:   45min presentation (ppt)   (requires TexPoint plugin),     45min presentation (pdf)   (without animations).


Conference talks:

ASIACRYPT 2009, the 15th Annual International Conference on the Theory and Application of Cryptology and Information Security
Tokyo, Japan, December 6-10, 2009
On the Power of Two-Party Cryptography

TCC 2009, the 6th Theory of Cryptography Conference
San Francisco, CA, USA, March 15-17, 2009
Composing Quantum Protocols in a Classical Environment

QIP 2009, the 12th workshop on Quantum Information Processing
Santa Fe, New Mexico, January 12-16, 2009
The Operational Meaning of Min- and Max-Entropy

TCC 2008, the 5th Theory of Cryptography Conference
New York University, USA, March 19-21, 2008
Randomness Extraction via Delta-Biased Masking in the Presence of a Quantum Adversary
Available file:   20min presentation (ppt)   (PowerPoint 2007)

QIP 2008, the 11th workshop on Quantum Information Processing
New Delhi, India, December 17-21, 2007
A Tight High-Order Entropic Uncertainty Relation with Applications
Secure Identification and QKD in the Bounded-Quantum-Storage Model
Available file:   40min presentation (ppt)

CRYPTO 2007, 27th Annual International Cryptology Conference
Santa Barbara, CA, USA, August 19-23, 2007
A Tight High-Order Entropic Uncertainty Relation with Applications


CRYPTO 2006, 26th Annual International Cryptology Conference
Santa Barbara, CA, USA, August 20-24, 2006
Oblivious Transfer and Linear Functions
Available files:   20min presentation (ppt)   (requires TeX4PPT plugin),     20min presentation (pdf)   (without animations).


FOCS 2005, 46th Annual IEEE Symposium on Foundations of Computer Science
Pittsburgh, October 22-25, 2005
Cryptography in the Bounded Quantum-Storage Model
Available files:   15min presentation (ppt)   (requires TexPoint plugin).




Workshop talks:

Workshop on Cryptography from Storage Imperfections
Caltech, Pasadena, USA, March 20-22, 2010
Cryptographic Primitives and the Noisy-Storage Model
Available file:   40min presentation (ppt)   (PowerPoint 2007)
Simple Protocols for Oblivious Transfer and Secure Identification in the Noisy-Storage Model
Available file:   10min presentation (ppt)   (PowerPoint 2007)

Workshop: Practical Applications of New Research in Cryptography
Sabanci University, Istanbul, Turkey, April 18, 2008
Secure Identification Using Quantum Communication
Available files:   45min presentation (ppt)     45min presentation (pdf)   (without animations).


McGill Workshop on Identification and Mutually Unbiased Bases
Bellairs Research Institute, Barbados, March 4-11, 2007
Randomness Extraction via Delta-Biased Masking in the Presence of a Quantum Attacker

ECRYPT Workshop on Models for Cryptographic Protocols
BRICS, University of Aarhus, July 31 - August 1, 2006
Information-Theoretic Conditions for Two-Party Secure Function Evaluation

McGill Workshop on Cryptography in the Bounded Storage Model
Bellairs Research Institute, Barbados, March 5-12, 2006
Cryptography in the Bounded Quantum-Storage Model



Seminar talks:

ENS Crypto seminaire
Ecole Normale Supérieure, Paris, France, February 27, 2012
Random Oracles in a Quantum World
Available files:   60min presentation (keynote)   60min presentation (pdf)

Logic Tea
Institute for Logic, Language and Computation, University of Amsterdam, Netherlands, February 14, 2012
Position-Based Quantum Cryptography
Available files:   60min presentation (pptx)

Quantum Information Seminar
Physikzentrum der RWTH Aachen, Germany, December 16, 2010
Position-Based Quantum Cryptography: Impossibilities and Constructions

Computing Science Colloquium, AlGORITMe series
Center for Algorithmic Systems - Utrecht University, The Netherlands, November 19, 2010
Position-Based Quantum Cryptography: Impossibilities and Constructions

Crypto Seminar
University of Aarhus, November 11, 2010
Position-Based Quantum Cryptography: Impossibilities and Constructions

Eindhoven Institute for the Protection of Systems and Information
Eindhoven, The Netherlands, November 3, 2010
Position-Based Quantum Cryptography: Impossibilities and Constructions
Available files:   60min presentation (ppt)

Caltech IQI Seminar
Caltech, Pasadena, CA, USA, January 27, 2009
The Operational Meaning of Min- and Max-Entropy


Quantum Information Theory Seminar
LMU Munich, Munich, Germany, December 12, 2008
The Operational Meaning of Min- and Max-Entropy


Toronto Quantum Information Seminars
University of Toronto, August, 2008
The Operational Meaning of Min- and Max-Entropy
Available files:   50min presentation (ppt)

Crypto Seminar
BRICS, University of Aarhus, February, 2008
Cryptography from Noisy Storage
A Tight High-Order Entropic Uncertainty Relation with Applications Secure Identification
QKD in the Bounded-Quantum-Storage Model

CWI PNA6 Seminar
CWI Amsterdam, The Netherlands, November 29, 2006
A Tight High-Order Entropic Uncertainty Relation with an Application to Quantum Key Distribution

Theory Devision Seminar
Max-Planck Institute for Quantum Optics, Munich, Germany, Oct 11, 2006
A Tight High-Order Entropic Uncertainty Relation and Applications in the Bounded Quantum-Storage Model

Quantum Information and Crypto group seminar
ETH Zürich, Switzerland, Oct 3, 2006
A Tight High-Order Entropic Uncertainty Relation with Applications in the Bounded Quantum-Storage Model

Centre for Quantum Computing
University of Cambridge, UK, Sep 13, 2006
A Tight High-Order Entropic Uncertainty Relation with Applications in the Bounded Quantum-Storage Model

Crypto Seminar
BRICS, University of Aarhus, May 21, 2006
A Tight High-Order Entropic Uncertainty Relation with Applications in the Bounded Quantum-Storage Model

Crypto Seminar
BRICS, University of Aarhus, May 19, 2006
Oblivious Transfer and Linear Functions

Crypto Seminar
BRICS, University of Aarhus, May 10, 2006
Information-Theoretic Conditions for Two-Party Secure Function Evaluation

Laboratoire de Recherche en Informatique
Université Paris-Sud, Orsay, France, April 27, 2006
A Tight High-Order Entropic Uncertainty Relation and Applications in the Bounded Quantum-Storage Model

Université de Montréal, July 18, 2005
McGill University Montreal, June 29, 2005
BRICS, University of Aarhus, February 25, 2005
Cryptography in the Bounded Quantum-Storage Model

BRICS, University of Aarhus, April 15 & 18, 2005
The coin-flipping business



Other talks:

PhD defence
University of Aarhus, Denmark, April 27, 2007
Cryptography in the Bounded-Quantum-Storage Model
Available file:   50min presentation (ppt)

ECRYPT Autumn School on Unconditional Security in Cryptographic Protocols
Bertinoro, Italy, October 16-21, 2005
Cryptography in the Bounded Quantum-Storage Model

CS-QIC 2005, Canadian Grad Student Conference
University of Calgary, August 8-12, 2005
Cryptography in the Bounded Quantum-Storage Model

NAT-årsfest, yearly anniversary of the Natural Science Faculty of the University of Aarhus
Århus, June 3, 2005
Quantum Bit Commitment
Available files:   10min presentation (ppt)   (requires TexPoint plugin),     10min presentation (pdf)   (without animations).