Publications & Talks

Conference Publications


  [2022]  Faster cryptographic hash function from supersingular isogeny graphs [ePrint][slides]

                          Selected Areas in Cryptography (SAC), to appear w/ Javad Doliskani and Paulo S. L. M. Barreto

  [2021]  Memory Optimization Techniques for Computing Discrete Logarithms in Compressed SIKE  [ePrint] [paper]

                          International Conference on Post-Quantum Cryptography (PQCrypto)                           w/ Aaron Hutchinson and Koray Karabina

        [2021]  Isogeny-based key compression without pairings [ePrint][paper]

                          International Conference on Practice and Theory of Public-Key Cryptography (PKC)                          w/ Paulo S. L. M. Barreto

        [2021]  PQFabric: A Permissioned Blockchain Secure from Both Classical and Quantum Attacks  [arXiv][paper]

                          IEEE International Conference on Blockchain and Cryptocurrency (ICBC)                          w/ Amelia Holcomb, Bhargav Das and Michele Mosca

        [2018]  Faster isogeny-based compressed key agreement [paper] [slides]

                          International Conference on Post-Quantum Cryptography (PQCrypto)                          w/ Gustavo H. M. Zanon, Marcos A. Simplicio Jr, Javad Doliskani and Paulo S. L. M. Barreto

        [2017]  Fourℚ on Embedded Devices with Strong Countermeasures Against Side-Channel Attacks [paper] [slides]

                          Conference on Cryptographic Hardware and Embedded Systems 2017 (CHES)                          w/ Zhe Liu, Patrick Longa, Oscar Reparaz and Hwajeong Seo

        [2015]  Subgroup security in pairing-based cryptography [ePrint] [paper] [slides]

                          International Conference on Cryptology and Information Security in Latin America (LATINCRYPT)                          w/ Paulo S. L. M. Barreto, Craig Costello, Rafael Misoczki, Michael Naehrig, and Gustavo Zanon

        [2010]  Implementation of data survival in unattended Wireless Sensor Networks using cryptography [paper]

                          IEEE 35th Conference on Local Computer Networks (LCN)                          w/ Mateus A. S. Santos, Cintia B. Margi, Marcos A. Simplício Jr and Bruno T. de Oliveira

        [2008]  Toward efficient certificateless signcryption from (and without) bilinear pairings [paper][slides]

                           VIII Simpósio Brasileiro em Segurança da Informação e de Sistemas Computacionais (SBSeg)                           w/ Paulo S. L. M. Barreto, Alexandre M. Deusajute, Eduardo de S. Cruz and Rodrigo R. da Silva

        [2008]  Construção de um Sistema de SMS Seguro [paper]

                           VIII Simpósio Brasileiro em Segurança da Informação e de Sistemas Computacionais (SBSeg)                           w/ Eduardo de S. Cruz, Rodrigo R. da Silva and Paulo S. L. M. Barreto

Journal Publications

        [2020]  x-only point addition formula and faster compressed SIKE  [ePrint][paper]

                          Journal of Cryptographic Engineering (JCEN)                          w/ Javad Doliskani and David Jao

        [2018]  Faster key compression for isogeny-based cryptosystems  [ePrint] [paper]

                          IEEE Transactions on Computers (IEEE TC)                          w/ Gustavo H. M. Zanon, Marcos A. Simplicio Jr, Javad Doliskani and Paulo S. L. M. Barreto

        [2018]  WS3N: Wireless Secure SDN-based communication for Sensor Networks [paper]

                          Security and Communication Networks                          w/ Renan C. A. Alves, Doriedson A. G. Oliveira, Bruno C. Albertini and Cintia B. Margi

        [2018]  Fourℚ on Embedded Devices with Strong Countermeasures Against Side-Channel Attacks [ePrint] [paper]

                          IEEE Transactions on Dependable and Secure Computing (IEEE TDSC)                          w/ Zhe Liu, Patrick Longa, Oscar Reparaz and Hwajeong Seo

        [2017]  Performance evaluation of cryptographic algorithms over IoT platforms and operating systems [paper]

                          Security and Communication Networks                          w/ Renan C. A. Alves, Felipe L. da Silva, Roberto M. Azevedo, Bruno C. Albertini and Cintia B. Margi

        [2017]  Implementing RSA for sensor nodes in smart cities [paper][pdf]

                          Personal and Ubiquitous Computing                          w/ Lirong Qiu, Zhe Liu, and Hwajeong Seo

        [2016]  Shorter hash-based signatures [paper]

                          Journal of Systems and Software (JSS)                          w/ Cassius Puodzius and Paulo S. L. M. Barreto

        [2013]  SMSCrypto: A lightweight cryptographic framework for secure SMS transmission [paper]

                          Journal of Systems and Software (JSS)                         w/ Mateus Santos, Bruno Oliveira, Marcos Simplicio Jr, Paulo Barreto, Cintia Margi and Wilson Ruggiero

        [2011]  A family of implementation-friendly BN elliptic curves [ePrint] [paper]

                         Journal of Systems and Software (JSS)                          w/ Marcos A Simplício Jr, Michael Naehrig and Paulo S. L. M. Barreto

Other Publications

        [2019]  Supersingular Isogeny Key Encapsulation (SIKE)  [specification]

                          Second Round of NIST's post-quantum cryptography standardization process                          w/ D. Jao, R. Azarderakhsh, M. Campagna, C. Costello, L. De Feo,  B. Hess, A. Jalali, B. Koziel, B. LaMacchia, P. Longa, M. Naehrig, J. Renes, V. Soukharev and D. Urbanik

        [2018] Post-quantum Cryptography from Linear Maps [preprint]

                          w/ Javad Doliskani

        [2014]  A panorama of post-quantum cryptography [book chapter]

                          Open Problems in Mathematics and Computational Science                          w/ Paulo Barreto, Felipe Biasi, Ricardo Dahab, Julio López-Hernández, Eduardo Morais, Ana Oliveira, and Jefferson Ricardini

        [2013]  A note on high-security general-purpose elliptic curves [ePrint]

                          IACR Cryptology ePrint Archive                          w/ Diego F. Aranha, Paulo S. L. M Barreto, and Jefferson E. Ricardini 

        [2013]  Introdução à criptografia pós-quântica [book chapter]

                         Minicursos do XIII Simpósio Brasileiro em Segurança da Informação e de Sistemas Computacionais (SBSeg'13)                         w/ Paulo Barreto, Felipe Biasi, Ricardo Dahab, Julio López-Hérnandez, Eduardo Morais, Ana Oliveira,and Jefferson Ricardini

Talks

 [Aug 2022]  Selected Areas in Cryptography (SAC) [slides]

   Faster cryptographic hash function from supersingular isogeny graphs

 [Aug 2022] Black Hat USA, Trainings [slides]

  Impact of Quantum Technologies on Cybersecurity

 [May 2021]  International Conference on Practice and Theory of Public-Key Cryptography (PKC, online) [video]

    Isogeny-based key compression without pairings

 [May 2021]  IEEE International Conference on Blockchain and Cryptocurrency (ICBC, online) [slides][video] (presented with A. Holcomb)

          PQFabric: A Permissioned Blockchain Secure from Both Classical and Quantum Attacks                          

 [Mar 2021]  Cryptography Seminar - Crypto reading group / Combinatorics and Optimization, University of Waterloo, online [slides]

    Security Analysis on an El-Gamal-like Multivariate Encryption Scheme Based on Isomorphism of Polynomials

 [Aug 2020]  CryptoWorks21 QIC891, IQC, Waterloo, Canada (online).

   Post-quantum cryptography and Hash-based signatures [video 1/4, 2/4, 3/4, 4/4][slides]

   Intro to Multivariate public-key cryptography [video 1/2, 2/2][slides]

 [Aug 2019]  International Quantum Key Distribution (QKD) summer school, IQC, Waterloo, Canada.

                          Intro to Post-quantum cryptography [slides]

  [Jul  2019]   CryptoWorks21 QIC891, IQC, Waterloo, Canada.

                           Intro to post-quantum cryptography and Hash-based signatures [slides]

                           Intro to Multivariate public-key cryptography [slides] 

   [Jul  2018]  CryptoWorks21 QIC891, IQC, Waterloo, Canada.

                           Intro to post-quantum cryptography and Hash-based signatures [slides]

                           Multivariate public-key cryptography [slides] 

   [Apr 2018]  The Ninth International Conference on Post-Quantum Cryptography (PQCrypto 2018), Fort Lauderdale, USA.

                           Faster isogeny-based compressed key agreement [slides]

   [Sep 2017]  Conference on Cryptographic Hardware and Embedded Systems 2017 (CHES 2017), Taipei, Taiwan.

                           Fourℚ on Embedded Devices with Strong Countermeasures Against Side-Channel Attacks [slides]

   [Aug 2017]  International Quantum Key Distribution (QKD) summer school, IQC, Waterloo, Canada.

                           Post-quantum cryptography [slides]

   [Jul  2017]  CryptoWorks21 QIC891, IQC, Waterloo, Canada.

                          Intro to post-quantum cryptography and Hash-based signatures [slides]

                          Multivariate public-key cryptography [slides] 

   [Aug 2015]  4th International Conference on Cryptology and Information Security in Latin America (Latincrypt'15), Guadalajara, Mexico.

                           Subgroup Security in Pairing-based Cryptography [paper] [slides]

    [Oct 2013]  Advanced School on Cryptology and Information Security in Latin America (ASCrypto), Florianópolis, Brazil.

                           Introduction to Multivariate Public Key Cryptography [slides]