Talks

• 19.12.2011 – The M4RI & M4RIE libraries for linear algebra over GF(2) and small extensions - (Sage Days 35, Warwick, UK)
• 14.12.2011 – Breaking an Identity-based Encryption Scheme based on DHIES - (IMA CCC 2011, Oxford, UK)
• 06.12.2011 – PollyCracker, Revisted - (AsiaCrypt 2011, Seoul, South Korea)
• 04.11.2011 – Polly Cracker, Revisited – (SALSA Seminar, Paris, France)
• 07.10.2011 -Linear algebra over dense matrices over GF(2) and small extensions – (SIAM AG11, Raleigh, USA)
• 28.07.2011 – Polly Cracker, Revisted – (MAYA Workshop, Bochum, Germany)
• 18.07.2011 - Solving Polynomial Systems with Noise using Integer Programming - (CRC 2011, Nanning, China)
• 07.06.2011 – Coldboot Key Recovery by Solving Polynomial Systems with Noise - (ACNS 2011, Nerja, Spain)
• 02.06.2011 – Algebraic Techniques in Cryptanalysis - (ECRypt II Summer School, Albena, Bulgaria)
• 25.05.2011 – Polly Cracker Revisited - (SCPQ Webinar, The Internets)
• 05.04.2011 - Cold Boot Key Recovery by Solving Polynomial Systems with Noise – (DTU, Lyngby, Denmark)
• 30.03.2011 – The M4RI & M4RIE libraries for linear algebra over GF(2) and small extensions – (LORIA, Nancy, France)
• 10.02.2011 – PollyCracker Revisited – (ISG Seminar, Egham, UK)
• 20.01.2011 – On the relation of the Mutant strategy and the Normal Selection strategy – (TU Darmstadt, Germany)
• 08.10.2010 – PhD defense -(Royal Holloway, University of London, Egham, UK)
• 23.06.2010 – Cold Boot Key Recovery using Polynomial System Solving with Noise (SCC 2010, Egham, UK)
• 22.06.2010 – Algebraic Precomputations in Differential Cryptanalysis (Tools for Cryptanalysis, Egham, UK)
• 22.06.2010 – Efficient Decomposition of Dense Matrices over GF(2) (Tools for Cryptanalysis, Egham, UK)
• 22.06.2010 – Tools for Algebraic Cryptanalysis (Tools for Cryptanalysis, Egham, UK)
• 10.05.2010 – Cold Boot Key Recovery using Polynomial System Solving with Noise (Konrad Zuse Institut, Berlin, Germany)
• 17.03.2010 – On Cold Boots and Noisy Polynomials (US Naval Academy visit, Egham, UK)
• 18.02.2010 – On Cold Boots and Noisy Polynomials (PhD Seminar, Egham, UK)
• 14.01.2010 – Enhancing the Signal to Noise Ratio in Differential Cryptanalysis, using Algebra (ESC 2010, Remich, Luxembourg)
• 13.01.2010 – Tiny Results against Reduced KTANTAN32 (ESC 2010 Rump Session, Remich, Luxembourg)
• 22.07.2009 – Singular, PolyBoRi and Sage (Kaiserslautern, Germany)
• 23.06.2009 – How to get started with developing Sage (Sage Days 16, Barcelona, Spain)
• 24.02.2009 – Algebraic Techniques in Differential Cryptanalysis
  (FSE 2009, Leuven, Belgium)
• 27.11.2008 – Matrix F5 for the Working Cryptographer (PhD Seminar, Egham, UK)
• 06.11.2008 – Open Source Mathematics: Sage (PhD Seminar, Egham, UK)
• 29.10.2008 – Algebraic Attacks on Block Ciphers (Open Day, Cambridge, UK)
• 10.10.2008 – Matrix Multiplication over GF(2) in the M4RI Library (Sage Days 10, Nancy, France)
• 20.06.2008 – XOR for Fun and Profit (Sage dev1, Seattle, USA)
• 28.04.2008 – Algebraic Techniques in Differential Cryptanalysis (SCC 2008, Beijing, China)
• 15.03.2008 -  Sage: Creating a Viable Alternative to the Four Ms (OKCon, London, UK)
• 21.02.2008 – Algebraic Techniques in Differential Cryptanalysis (ISG Seminar, Egham, UK)
• 29.11.2007 – Synergy Effects – A Sage Introduction (Les Trophees due libre 2007, Soissons, FR)
• 10.11.2007 – Sage for Mathematical and Cryptographic Research (Sage Days 6, Bristol, UK
• 01.11.2007 – Not Reinventing the Wheel: A Sage Introduction (PhD Seminar, Egham, UK)
• 30.09.2007 – Status Report: Commutative Algebra (SAGE Days 5, Cambridge, USA)
• 04.05.2007 – SAGE (ECrypt PhD Summerschool, Samos, Greece)
• 01.03.2007 – Algebraic Attacks (Seattle, USA)
• 19.02.2007 – Pyrex (SAGE Days 3, Los Angeles, USA)
• 14.02.2007 – Pyrex (Seattle, USA)
• 12.02.2007 – Commutative Algebra in SAGE (Seattle, USA)
• 19.01.2007 – CTC (Darmstadt, Germany)
• 18.01.2007 – CTC (Kaiserslautern, Germany)
• 10.01.2007 – Algebraic Attacks against CTC (Colloquium, Bremen, Germany)
• 07.10.2006 – Pyrex (SAGE Days 2, Seattle, USA)
• 06.10.2006 – Gröbner Bases in SAGE (SAGE Days 2, Seattle, USA)
• 11.03.2006 – RSA (Oberwiesenthal, Germany)
• 17.06.2005 – Reflexionsgruppen (AlZAGK Bremen, Germany)
• 05.11.2004 – Das Buchberger Kritierum (AlZAGK Seminar, Bremen, Germany)
• 13.07.2004 – Liouvillesche Sätze with Georg Lippold (AlZAGK Seminar, Bremen, Germany)