I list the slides of my talks, presented at various conferences and universities.

2011

• Linearization and Message Modification Techniques for Hash Function Cryptanalysis
  Invited talk at ASK 2011, 30 August 2011
  Slides
  
  
• The PHOTON Family of Lightweight Hash Functions
  CRYPTO 2011, 15 August 2011
  Slides
  
  
• Improved Meet-in-the-Middle Cryptanalysis of KTANTAN
  ACISP 2011, 12 July 2011
  Slides
  
  
• An Introduction to Cryptographic Hash Functions
  Invited talk at IMS-NTU workshop on Coding and Cryptography, 23 May 2011.
  Slides
  
  
• Differential Properties of BLAKE
  Invited talk at ISCAS, China, 14 Mar 2011.
  

2010

• Advaced Meet-in-the-Middle Preimage Attacks: First Results on Full Tiger, and Improved Results on MD4 and SHA-2
  ASIACRYPT2010, 06 Dec 2010 & ISCAS, China, 14 Mar 2011.
  Slides
  
  
• Differential and Invertibility Properties of BLAKE
  CCRG, NTU, 18 Jan 2010 & FSE 2010, 09 Feb 2010.
  Slides
  

2009

• Preimages for Step-Reduced SHA-2
  CCRG, NTU, 25 Nov 2009 & ASIACRYPT 2009, 10 Dec 2009.
  Slides
  
  
• Round-Reduced Near-Collisions of BLAKE-32
  Graz University of Technology, Austria, 06 August 2009.
  Slides
  
  
• Preimages for Step-Reduced SHA-2
  Graz University of Technology, Austria, 31 July 2009.
  Slides
  
  
• Preimages for Step-Reduced SHA-2
  Technical University of Denmark, 29 May 2009.
  Slides
  
  
• Collisions for Round-Reduced BLAKE-32
  Technical University of Denmark, 17 April 2009.
  Slides
  
  
• Cryptanalysis of the LAKE Hash Family
  FSE2009, Leuven, Belgium, 23 Feb 2009.
  Slides