- Programmation en C 22 aot 2008
- Sharing Decryption in the Context of Voting or Lotteries
- Algorithmes de chiffrement par flot Fouque Pierre-Alain
- The Doubling Attack Why Upwards Is Better than Downwards
- Pierre-Alain FOUQUE Structures and Recursivity
- Programmation en C Corrige TD6
- Corrig# de l'#preuve d'Informatique Concours C/S ENS Ulm et Lyon 1999
- Les correcteurs attendent des r eponses pr ecises et concises aux questions pos ees. Les algorithmes demand es seront exprim es avec un point de vue
- Corrig'e de l''epreuve d'informatique Concours MPI, ENS Ulm, Lyon et Cachan, session 2000
- Programmation en C Corrige TD4
- Algorithmes de chiffrement symtrique par bloc (DES et AES)
- The Twist-Augmented Technique for Key Exchange Olivier Chevassut1, Pierre-Alain Fouque2, Pierrick Gaudry3, and David Pointcheval2
- A Family of Weak Keys in HFE (and the Corresponding Practical Key-Recovery)
- Practical Hash Functions Constructions Resistant to Generic Second Preimage Attacks Beyond the Birthday Bound
- Low Data Complexity Attacks on AES Charles Bouillaguet1
- Deterministic Encoding and Hashing to Odd Hyperelliptic Curves
- Optimal Randomness Extraction from a Diffie-Hellman Element
- Practical Electromagnetic Template Attack on Pierre-Alain Fouque1
- Cryptanalysis of Tweaked Versions of SMASH and Reparation
- On the Security of the CCM Encryption Mode and of a Slight Variant
- Fault Attack on Elliptic Curve with Montgomery Ladder Implementation Pierre-Alain Fouque
- Second Preimage Attacks on Dithered Hash Elena Andreeva1
- Cryptanalysis of SFLASH with Slightly Modified Parameters
- Power Attack on Small RSA Public Exponent Pierre-alain Fouque1
- An improved LPN algorithm Eric Levieil and Pierre-Alain Fouque
- Hardness of Distinguishing the MSB or LSB of Secret Keys in Diffie-Hellman Schemes
- Defeating Countermeasures Based on Randomized BSD Representations
- Attacking Unbalanced RSA-CRT Using SPA Pierre-Alain Fouque, Gwenaelle Martinet, and Guillaume Poupard
- Authenticated On-Line Encryption Pierre-Alain Fouque, Antoine Joux, Gwenaelle Martinet, and Frederic Valette
- On the Security of RDSA Pierre-Alain Fouque and Guillaume Poupard
- Threshold Cryptosystems Secure against Chosen-Ciphertext Attacks
- Langages Formels, Calculabilite et Complexite Exercice 1: Mots de Lukasiewicz
- Langages Formels, Calculabilite et Complexite Exercice 1
- Langages Formels, Calculabilite et Complexite Exercice 1
- Langages Formels, Calculabilite et Complexite Exercice 1
- Langages Formels, Calculabilite et Complexite Exercice 1: Variantes de Sat
- Langages Formels, Calculabilite et Complexite Exercice 1
- Fonctions de hachage Fouque Pierre-Alain
- Modes opratoires de chiffrement Fouque Pierre-Alain
- Conception et preuves d'algorithmes cryptographiques
- INFORMATIQUE (Dure : 4 heures)
- Programmation en C Corrige TD1
- Programmation en C Corrige TD3
- Programmation en C 22 aot 2008
- Programmation en C Corrige TD5
- Programmation en C 22 aot 2008
- Cours de programmation en C Tableaux et boucle For
- Cours de programmation en C Pierre-Alain FOUQUE
- Cours de programmation en C Pointeurs, allocation de
- Pointers, memory allocation and calling a function by address
- Cours de programmation en C Structures et Rcursivit
- Pierre-Alain FOUQUE Chanes de caractres et Fichiers
- Programmation en C 22 aot 2008
- Notations et definitions On designe par R l'ensemble des nombres reels, Z est l'ensemble des nombres entiers. Soit n
- HMAC is a Randomness Extractor and Applications Pierre-Alain Fouque
- Total Break of the -IC Signature Scheme Pierre-Alain Fouque1
- Practical Symmetric On-line Encryption Submission to FSE 2003
- Cryptanalyse : chiffrement par flot Pierre-Alain Fouque
- On Some Incompatible Properties of Voting Schemes
- The Insecurity of Esign in Practical Implementations
- Another Look at Complementation Properties Charles Bouillaguet1
- Corrig de l'preuve de Mathmatiques-Informatique 2002 ENS Ulm et Lyon
- Practical Cryptanalysis of the Identification Scheme Based on the Isomorphism of Polynomial with One Secret Problem
- Langages Formels, Calculabilite et Complexite Exercice 1
- Notations et definitions Soit un entier n 2. On note (e1 . . . , en) la base canonique de Rn (ei est le vecteur ligne qui
- Programmation en C Corrige TD2
- Indifferentiable Deterministic Hashing to Elliptic and Hyperelliptic Curves
- Langages Formels, Calculabilite et Complexite Exercice 1
- Fully Distributed Threshold RSA under Standard Assumptions
- Cours de programmation en C Programmation en C
- Full Key-Recovery Attacks on HMAC/NMAC-MD4 and NMAC-MD5
- Practical Cryptanalysis of SFLASH Vivien Dubois1
- Key Recovery on Hidden Monomial Multivariate Pierre-Alain Fouque1
- Blockwise Adversarial Model for On-line Ciphers and Symmetric Encryption Schemes
- Cryptanalyse : fonctions de hachage Pierre-Alain Fouque
- Differential Cryptanalysis for Multivariate Pierre-Alain Fouque, Louis Granboulan, and Jacques Stern
- Les correcteurs attendent des r#ponses claires et pr#cises aux questions pos#es. Les candidats prendront garde # ne pas d#tailler exag#r#ment les
- Autour des carrs latins On note N l'ensemble des entiers naturels, Z l'ensemble des entiers relatifs, N # = N\{0} et, pour
- Programmation en C 21 aot 2008
- Pierre-Alain FOUQUE Array and For loop
- Langages Formels, Calculabilite et Complexite Exercice 1: Le probl`eme d'acceptation sur place pour les machines de Turing, ASPTM
- Langages Formels, Calculabilite et Complexite Exercice 1
- Codes d'authentification de messages (MAC) et chiffrement
- Analysis of the Collision Resistance of RadioGatun Using Algebraic Techniques
- New Second Preimage Attacks on Hash Functions ilen endreev1
- Pierre-Alain FOUQUE Input/Output and
- Algorithms and Complexity Herbert S. Wilf
- Estimating the Size of the Image of Deterministic Hash Functions to Elliptic Curves
- Attacks on Hash Functions based on Generalized Feistel Application to Reduced-Round Lesamnta and SHAvite-3512
- Numro prciser On tudie dans ce problme l'ordre lexicographique pour les mots sur un alphabet fini et plusieurs
- An extended abstract of this work appears in [2]. This full version appeared in IEE Proceedings Information Security.
- Automatic Search of Differential Path in MD4 Pierre-Alain Fouque, Gatan Leurent, Phong Nguyen
- CryptoComputing with rationals Pierre-Alain Fouque1,2
- Les correcteurs attendent des r'eponses pr'ecises et concises aux questions pos'ees. On demande `a plusieurs reprises de proposer des algorithmes. On exprimera ces algorithmes
- Practical Near-Collisions and Collisions on Round-Reduced ECHO-256 Compression Function
- Langages Formels, Calculabilite et Complexite Exercice 1: Theor`eme de Rice
- Security Analysis of SIMD Charles Bouillaguet, Pierre-Alain Fouque, and Gatan Leurent
- Epreuve d'informatique sujet 2004 Solution
- Langages Formels, Calculabilite et Complexite Exercice 1: Existence de fonctions `a sens unique
- Corrig de l'preuve de Mathmatiques-Informatique, Concours Info ENS Paris-Lyon-Cachan 2003
- Cryptanalysis of a Hash Function Based on Quasi-Cyclic Codes
- Programing in C Pierre-Alain FOUQUE
- Cours de programmation en C Structures dynamiques et
- cole normale suprieure LIENS cole Doctorale de Sciences Mathmatiques de Paris Centre
- An extended abstract of this work appears in B. Roy, editor, Advances in Cryptology ASIACRYPT 2005, Lecture Notes in Computer Science Vol. 3788, pages 566584, Chennai, India, Dec. 48, 2005.
- Programmation en C 22 aot 2008
- Ecole Normale Superieure Universite Paris 7 Departement d'Informatique
- Pierre-Alain Fouque ENS -Dpartement d'Informatique
- Close to Uniform Prime Number Generation With Fewer Random Bits
- Full Key-Recovery Attacks on HMAC/NMAC-MD4 and NMAC-MD5
- Close to Uniform Prime Number Generation With Fewer Random Bits
- INJECTIVE ENCODINGS TO ELLIPTIC CURVES PIERRE-ALAIN FOUQUE, ANTOINE JOUX, AND MEHDI TIBOUCHI
- Practical Key-Recovery for All Possible Parameters of SFLASH
- Automatic Search of Differential Path in MD4 Pierre-Alain Fouque, Gatan Leurent, Phong Nguyen
