Invited Talks

2024

• “Automated Analysis for Pushing Performance Limits in Symmetric-Key Cryptography”
  at 7th Huawei Forum on Trust and Privacy for the Future Digital World, Singapore, Singapore, November 29th 2024

• “Automated Analysis for Pushing Performance Limits in Symmetric-Key Cryptography”
  at IWSEC 2024, Kyoto, Japan, September 17th 2024

2022

• “Lightweight Cryptography”
  at CASA Distinguished Lectures, Virtual, February 24th 2022

2021

• “Inserting Backdoors in Tweakable Block Ciphers”
  at TII CRC Seminar, Virtual, May 28th 2021

2020

• “Tweakable Block Cipher-Based Cryptography”
  at ICISC 2020, Virtual, December 3rd 2020

• “Tweakable Block Cipher-Based Cryptography”
  at FSE 2020, Virtual, November 12th 2020

2019

• “SHA-1: Beating a Dead Horse”
  at ASK 2019, Kobe, Japan, December 13th 2019

• “Tweakable Block Cipher Based Lightweight Cryptography”
  at Lightweight Crypto Day 2019, Tel-Aviv, Israel, March 31st 2019

2018

• “From Collisions to Chosen-Prefix Collisions: Application to Full SHA-1”
  at KANGACRYPT 2018, Adelaide, Australia, December 7th 2018

• “Lightweight Symmetric-Key Cryptography”
  at CTCRYPT 2018, Suzdal, Russia, May 29th 2018

2017

• “Lightweight Cryptography”
  at Singapore Mathematics Symposium 2017, Singapore, Singapore, September 29th 2017

2016

• “The Skinny family of Tweakable Block Ciphers”
  at ASK 2016, Nagoya, Japan, September 30th 2016

• “Deoxys”
  at DIAC 2016, Nagoya, Japan, September 27th 2016

• “Key Schedule in (Lightweight) Symmetric-Key Cryptography”
  at TCCM-CACR 2016, Yinchuan, China, August 31th 2016

2015

• “Free-start collision on full SHA-1””
  at Huawei Security Research Workshop 2015, Singapore, December 17th 2015

• “Deoxys and Joltik”
  at DIAC 2015, Singapore, September 28th 2015

• “Cryptanalysis of JAMBU”
  at ESC 2015, Clervaux, Luxembourg, January 16th 2015

2014

• “TWEAKEY Schedules and Application to Authenticated Encryption”
  at ASK 2014, Chennai, India, December 19th 2014

• “KIASU”
  at DIAC 2014, Santa-Barbara, USA, August 23th 2014

2013

• “Cryptanalysis of RIPEMD-128/160”
  at CHINACRYPT 2013, Fuzhou, China, October 25th 2013

• “Structural Evaluation of AES and Chosen-Key Distinguisher of 9-round AES-128”
  at Institute of Software, Chinese Academy of Sciences, Beijing, China, October 23th 2013

• “Cryptanalysis of RIPEMD-128”
  at ASK 2013, Weihai, China, August 29th 2013

2012

• “Generic Related-key Attacks for HMAC”
  at TCCM-CACR 2012, Chengdu, China, November 24th 2012

• “Generic Related-key Attacks for HMAC”
  at SPACE 2012, Chennai, India, November 2nd 2012

• “Cryptanalysis of ARMADILLO2”
  at ASK 2012, Nagoya, Japan, August 29th 2012

• “Symmetric-Key Cryptography”
  at Workshop on Mathematics for Defence, Singapore, April 13rd 2012

• “Recent Advances on Lightweight Cryptography Designs”
  at Séminaire de cryptographie de l’Université de Rennes, Rennes, France, February 3rd 2012

2011

• “Recent Advances on Lightweight Cryptography Designs”
  at ICISC 2011, Seoul, South Korea, November 30th 2011

• “Unaligned Rebound Attack for Keccak”
  at ASK 2011, Singapore, August 31st 2011

• “Unaligned Rebound Attack for Keccak”
  at Microsoft Workshop on Symmetric Cryptanalysis, Redmond, USA, August 8th 2011

• “The PHOTON Family of Lightweight Hash Functions”
  at Coding, Cryptology and Combinatorial Designs, Singapore, May 15th 2011

2010

• “State-of-the-art of Hash Functions”
  at WAC 2010, Singapore, December 3rd 2010

• “The ECHO hash function”
  at The Second SHA-3 Candidate Conference, Santa-Barbara, USA, August 24th 2010

2009

• “Cryptanalysis of stream-based hashes”
  at ECRYPT II Hash3: Proofs, Analysis and Implementation, Tenerife, Spain, November 17th 2009

• “Les fonctions de hachage, un domaine à la mode”
  at JSSI 2009, Paris, France, March 17th 2009

• “SHA-3 Proposal: ECHO”
  at The First SHA-3 Candidate Conference, Leuven, Belgium, February 25th 2009

2008

• “Cryptanalyse des fonctions éponges”
  at Séminaire de cryptographie de l’Université de Rennes, Rennes, France, November 21st 2008

• “Cryptanalyse des fonctions éponges”
  at Séminaire de cryptographie de l’Université de Caen, Caen, France, November 20th 2008

• “Security Analysis of Extended Sponge Functions”
  at ECRYPT Hash Workshop, Leiden, The Netherlands, June 4th 2008

2007

• “Collisions on SHA-0 in One Hour”
  at IPA Cryptography Workshop, Tokyo, Japan, December 13rd 2007

• “Cryptanalysis of Grindahl”
  at IPA Cryptography Forum, Tokyo, Japan, December 12nd 2007