Nicolas Courtois

发表

On Subversive Miner Strategies and Block Withholding Attack in Bitcoin Digital Currency pdf

Nicolas Courtois, Lear Bahack, N. Courtois, 2014, ArXiv.

System-Level Performance of Microturbines With an Inside-Out Ceramic Turbine

Jean-Sébastien Plante, David Rancourt, Nicolas Courtois, 2017 .

Decimv2

Anne Canteaut, Cédric Lauradoux, Marine Minier, 2008, The eSTREAM Finalists.

Constructive Non-Linear Polynomial Cryptanalysis of a Historical Block Cipher pdf

Nicolas Courtois, Marios Georgiou, 2019, ArXiv.

Short Signatures, Provable Security, Generic Attacks and Computational Security of Multivariate Polynomial Schemes such as HFE, Quartz and Sflash

Nicolas Courtois, N. Courtois, 2004, IACR Cryptol. ePrint Arch..

ElimLin Algorithm Revisited

Serge Vaudenay, Pouyan Sepehrdad, Nicolas Courtois, 2012, FSE.

Solving Circuit Optimisation Problems in Cryptography and Cryptanalysis

Theodosis Mourouzis, Nicolas Courtois, Daniel Hulme, 2011, IACR Cryptol. ePrint Arch..

Did Filiol Break AES ?

Michael Scott, Pascal Junod, Thomas Pornin, 2003, IACR Cryptol. ePrint Arch..

Algebraic Attacks on the Crypto-1 Stream Cipher in MiFare Classic and Oyster Cards

Nicolas Courtois, Karsten Nohl, Sean O'Neil, 2008, IACR Cryptol. ePrint Arch..

Security Evaluation of GOST 28147-89 in View of International Standardisation

Nicolas Courtois, N. Courtois, 2012, Cryptologia.

Predicting Outcomes of ElimLin Attack on Lightweight Block Cipher Simon

Pouyan Sepehrdad, Nicolas Courtois, Guangyan Song, 2016, SECRYPT.

SFLASHv3, a fast asymmetric signature scheme

Louis Goubin, Jacques Patarin, Nicolas Courtois, 2003, IACR Cryptol. ePrint Arch..

Random Permutation Statistics and an Improved Slide-Determine Attack on KeeLoq

Gregory V. Bard, Nicolas Courtois, 2012, Cryptography and Security.

Generic Attacks and the Security of Quartz

Nicolas Courtois, 2003, Public Key Cryptography.

Decryption oracle slide attacks on T-310

Nicolas Courtois, 2018, Cryptologia.

Systematic Construction of Nonlinear Product Attacks on Block Ciphers

Nicolas Courtois, Matteo Abbondati, Hamy Ratoanina, 2019, ICISC.

FLASH, a Fast Multivariate Signature Algorithm

Louis Goubin, Jacques Patarin, Nicolas Courtois, 2001, CT-RSA.

Distributed Ledger Privacy: Ring Signatures, Möbius and CryptoNote pdf

Christopher D. Clack, Nicolas Courtois, 2019, ArXiv.

Structural Nonlinear Invariant Attacks on T-310: Attacking Arbitrary Boolean Functions

Nicolas Courtois, 2018, IACR Cryptol. ePrint Arch..

CTC2 and Fast Algebraic Attacks on Block Ciphers Revisited

Nicolas Courtois, 2007, IACR Cryptol. ePrint Arch..

Make mine a quadruple: Strengthening the security of graphical one-time PIN authentication

M. Angela Sasse, Ravi Jhawar, Nicolas Courtois, 2011, 2011 5th International Conference on Network and System Security.

About Filliol's Observations on DES, AES and Hash Functions (draft)

Nicolas Courtois, 2002, IACR Cryptol. ePrint Arch..

Algebraic Attacks over GF(2k), Application to HFE Challenge 2 and Sflash-v2

Nicolas Courtois, N. Courtois, 2004, Public Key Cryptography.

Two Philosophies for Solving Non-linear Equations in Algebraic Cryptanalysis

Nicolas Courtois, 2016, Mycrypt.

Efficient Algorithms for Solving Overdefined Systems of Multivariate Polynomial Equations

Adi Shamir, Jacques Patarin, Nicolas Courtois, 2000, EUROCRYPT.

How Fast can be Algebraic Attacks on Block Ciphers ?

Nicolas Courtois, N. Courtois, 2006, IACR Cryptol. ePrint Arch..

On Splitting a Point with Summation Polynomials in Binary Elliptic Curves

Nicolas Courtois, 2016, IACR Cryptol. ePrint Arch..

Cryptanalysis of Block Ciphers with Overdefined Systems of Equations

Josef Pieprzyk, Nicolas Courtois, N. Courtois, 2002, ASIACRYPT.

The Unreasonable Fundamental Incertitudes Behind Bitcoin Mining pdf

Nicolas Courtois, Rahul Naik, Marek Grajek, 2013, ArXiv.

On the Existence of Non-Linear Invariants and Algebraic Polynomial Constructive Approach to Backdoors in Block Ciphers

Nicolas Courtois, 2018, IACR Cryptol. ePrint Arch..

On Bad Randomness and Cloning of Contactless Payment and Building Smart Cards

Nicolas Courtois, Daniel Hulme, Marek Grajek, 2013, 2013 IEEE Security and Privacy Workshops.

Can GOST Be Made Secure Against Differential Cryptanalysis?

Jean-Jacques Quisquater, Theodosis Mourouzis, Nicolas Courtois, 2015, Cryptologia.

Cryptanalysis of Sfinks

Nicolas Courtois, 2005, ICISC.

Combined algebraic and truncated differential cryptanalysis on reduced-round SIMON

Pouyan Sepehrdad, Theodosis Mourouzis, Nicolas Courtois, 2014, 2014 11th International Conference on Security and Cryptography (SECRYPT).

Algebraic Cryptanalysis of the Data Encryption Standard

Gregory V. Bard, Nicolas Courtois, N. Courtois, 2007, IMACC.

Sosemanuk, a Fast Software-Oriented Stream Cipher

Anne Canteaut, Cédric Lauradoux, Marine Minier, 2008, The eSTREAM Finalists.

The Security of Hidden Field Equations (HFE)

Nicolas Courtois, N. Courtois, 2001, CT-RSA.

Enhanced truncated differential cryptanalysis of GOST

Theodosis Mourouzis, Nicolas Courtois, Michal Misztal, 2013, 2013 International Conference on Security and Cryptography (SECRYPT).

Cryptanalysis of Grigoriev-Shpilrain Physical Asymmetric Scheme With Capacitors

Nicolas Courtois, 2013, IACR Cryptol. ePrint Arch..

Algebraic and Slide Attacks on KeeLoq

Gregory V. Bard, David A. Wagner, Nicolas Courtois, 2008, FSE.

The Evolution of Embedding Metadata in Blockchain Transactions

Nicolas Courtois, Antoaneta Serguieva, Tooba Faisal, 2018, 2018 International Joint Conference on Neural Networks (IJCNN).

General Principles of Algebraic Attacks and New Design Criteria for Cipher Components

Nicolas Courtois, N. Courtois, 2004, AES Conference.

High Saturation Complete Graph Approach for EC Point Decomposition and ECDL Problem

Nicolas Courtois, 2016, IACR Cryptol. ePrint Arch..

On The Longest Chain Rule and Programmed Self-Destruction of Crypto Currencies pdf

Nicolas Courtois, N. Courtois, 2014, ArXiv.

First Differential Attack on Full 32-Round GOST

Nicolas Courtois, Michal Misztal, N. Courtois, 2011, ICICS.

Feistel ciphers in East Germany in the communist era

Nicolas Courtois, Klaus Schmeh, Jörg Drobick, 2018, Cryptologia.

On detection of bitcoin mining redirection attacks

Nicolas Courtois, Pinar Emirdag, Zhouyixing Wang, 2015, 2015 International Conference on Information Systems Security and Privacy (ICISSP).

An Improved Differential Attack on Full GOST

Nicolas Courtois, N. Courtois, 2015, The New Codebreakers.

Analysis of the Bit-Search Generator and Sequence Compression Techniques

Chris J. Mitchell, Aline Gouget, Hervé Sibert, 2005, FSE.

QUARTZ, 128-Bit Long Digital Signatures

Louis Goubin, Jacques Patarin, Nicolas Courtois, 2001, CT-RSA.

The Best Differential Characteristics and Subtleties of the Biham-Shamir Attacks on DES

Nicolas Courtois, N. Courtois, 2005, IACR Cryptol. ePrint Arch..

A New General-Purpose Method to Multiply 3x3 Matrices Using Only 23 Multiplications pdf

Gregory V. Bard, Nicolas Courtois, Daniel Hulme, 2011, ArXiv.

Preliminary Design of a Highly Efficient VTOL System Based on Tethered Fixed-Wing Aircraft

Richard-Alexandre Peloquin, David Rancourt, Nicolas Courtois, 2019 .

C*-+ and HM: Variations Around Two Schemes of T. Matsumoto and H. Imai

Louis Goubin, Jacques Patarin, Nicolas Courtois, 1998, ASIACRYPT.

Extension of de Weger's Attack on RSA with Large Public Keys

Theodosis Mourouzis, Nicolas Courtois, Pho V. Le, 2012, SECRYPT.

An Algebraic Masking Method to Protect AES Against Power Attacks

Louis Goubin, Nicolas Courtois, N. Courtois, 2005, ICISC.

Speed Optimizations in Bitcoin Key Recovery Attacks

Nicolas Courtois, Guangyan Song, Ryan Castellucci, 2016, IACR Cryptol. ePrint Arch..

The Dark Side of Security by Obscurity - and Cloning MiFare Classic Rail and Building Passes, Anywhere, Anytime

Nicolas Courtois, N. Courtois, 2009, SECRYPT.

Optimizing SHA256 in Bitcoin Mining

Nicolas Courtois, Rahul Naik, Marek Grajek, 2014, CSS.

Private Key Recovery Combination Attacks: On Extreme Fragility of Popular Bitcoin Key Management, Wallet and Cold Storage Solutions in Presence of Poor RNG Events

Nicolas Courtois, Pinar Emirdag, Filippo Valsorda, 2014, IACR Cryptol. ePrint Arch..

Higher Order Correlation Attacks, XL Algorithm and Cryptanalysis of Toyocrypt

Nicolas Courtois, N. Courtois, 2002, ICISC.

Black-box collision attacks on the compression function of the GOST Hash function

Theodosis Mourouzis, Nicolas Courtois, 2011, Proceedings of the International Conference on Security and Cryptography.

Stealth Address and Key Management Techniques in Blockchain Systems

Nicolas Courtois, Rebekah Mercer, N. Courtois, 2017, ICISSP.

On Exact Algebraic [Non-]Immunity of S-Boxes Based on Power Functions

Nicolas Courtois, Blandine Debraize, Eric Garrido, 2006, ACISP.

Advanced Differential Cryptanalysis of Reduced-Round SIMON64/128 Using Large-Round Statistical Distinguishers

Theodosis Mourouzis, Nicolas Courtois, Michalis Christofi, 2015, IACR Cryptol. ePrint Arch..

Algebraic Complexity Reduction and Cryptanalysis of GOST

Nicolas Courtois, N. Courtois, 2011, IACR Cryptol. ePrint Arch..

Practical Algebraic Attacks on the Hitag2 Stream Cipher

Jean-Jacques Quisquater, Nicolas Courtois, Sean O'Neil, 2009, ISC.

On Feasibility and Performance of Rowhammmer Attack

Nicolas Courtois, Varnavas Papaioannou, 2017, ASHES@CCS.

On the Security of HFE, HFEv- and Quartz

Magnus Daum, Nicolas Courtois, Patrick Felke, 2003, Public Key Cryptography.

Algebraic Description and Simultaneous Linear Approximations of Addition in Snow 2.0

Nicolas Courtois, Blandine Debraize, N. Courtois, 2008, ICICS.

Fast Algebraic Attacks on Stream Ciphers with Linear Feedback

Nicolas Courtois, 2003, CRYPTO.

On multivariate signature-only public key cryptosystems

Nicolas Courtois, 2001, IACR Cryptol. ePrint Arch..

Cryptanalysis of the TTM Cryptosystem

Louis Goubin, Nicolas Courtois, N. Courtois, 2000, ASIACRYPT.

Low-Complexity Key Recovery Attacks on GOST Block Cipher

Nicolas Courtois, 2013, Cryptologia.

What do DES S-boxes Say to Each Other ?

Louis Goubin, Nicolas Courtois, Guilhem Castagnos, 2003, IACR Cryptol. ePrint Arch..

Improved Algorithms for Isomorphisms of Polynomials

Louis Goubin, Jacques Patarin, Nicolas Courtois, 1998, EUROCRYPT.

About the XL Algorithm over GF(2)

Jacques Patarin, Nicolas Courtois, 2003, CT-RSA.

On Asymptotic Security Estimates in XL and Gröbner Bases-Related Algebraic Cryptanalysis

Bo-Yin Yang, Nicolas Courtois, Jiun-Ming Chen, 2004, ICICS.

On selection of samples in algebraic attacks and a new technique to find hidden low degree equations

Serge Vaudenay, Pouyan Sepehrdad, Nicolas Courtois, 2014, International Journal of Information Security.

Could Bitcoin transactions be 100x faster?

Nicolas Courtois, Daniel A. Nagy, Pinar Emirdag, 2014, 2014 11th International Conference on Security and Cryptography (SECRYPT).

On Multiple Symmetric Fixed Points in GOST

Nicolas Courtois, 2015, Cryptologia.

Algebraic Attacks on Combiners with Memory and Several Outputs

Nicolas Courtois, 2003, ICISC.

Ciphertext-only attacks and weak long-term keys in T-310

Nicolas Courtois, Maria-Bristena Oprisanu, 2018, Cryptologia.

Nicolas Courtois, 2012, Cryptography and Security.

A Fast and Secure Implementation of Sflash

Louis Goubin, Nicolas Courtois, Mehdi-Laurent Akkar, 2003, Public Key Cryptography.

Specific S-Box Criteria in Algebraic Attacks on Block Ciphers with Several Known Plaintexts

Nicolas Courtois, Blandine Debraize, N. Courtois, 2007, WEWoRC.

Solving Underdefined Systems of Multivariate Quadratic Equations

Willi Meier, Louis Goubin, Nicolas Courtois, 2002, Public Key Cryptography.

Feistel Schemes and Bi-linear Cryptanalysis

Nicolas Courtois, 2004, CRYPTO.

Algebraic, AIDA/Cube and Side Channel Analysis of KATAN Family of Block Ciphers

Gregory V. Bard, Jorge Nakahara, Pouyan Sepehrdad, 2010, INDOCRYPT.

Efficient Methods for Conversion and Solution of Sparse Systems of Low-Degree Multivariate Polynomials over GF(2) via SAT-Solvers

Gregory V. Bard, Nicolas Courtois, Chris Jefferson, 2007, IACR Cryptol. ePrint Arch..

The Inverse S-Box, Non-linear Polynomial Relations and Cryptanalysis of Block Ciphers

Nicolas Courtois, N. Courtois, 2004, AES Conference.

Differential Cryptanalysis of GOST

Nicolas Courtois, Michal Misztal, 2011, IACR Cryptol. ePrint Arch..

Cryptographic Security Analysis of T-310

Jacques Patarin, Nicolas Courtois, Klaus Schmeh, 2017, IACR Cryptol. ePrint Arch..

How to Achieve a McEliece-Based Digital Signature Scheme

Matthieu Finiasz, Nicolas Courtois, Nicolas Sendrier, 2001, ASIACRYPT.

Fast Algebraic Attacks on Stream Ciphers with Linear Feedback

Willi Meier, Nicolas Courtois, N. Courtois, 2003, CRYPTO.

Efficient Zero-Knowledge Authentication Based on a Linear Algebra Problem MinRank

Nicolas Courtois, N. Courtois, 2001, ASIACRYPT.

On Closed-Cycle Loops and Applicability of Nonlinear Product Attacks to DES

Nicolas Courtois, Matteo Abbondati, Hamy Ratoanina, 2021, IACR Cryptol. ePrint Arch..

On the Method of "xl" and Its Ineeciency to Ttm

Adi Shamir, Jacques Patarin, Nicolas Courtois, 2000 .