Thomas Johansson

170 papers A* 23A 5B 17C 6Misc 8Journal 92Unranked 18
YearRankTypeTitle / Venue / Authors
2026 J jnl
Unlocking the True Potential of Decryption Failure Oracles: A Hybrid Adaptive-LDPC Attack on ML-KEM Using Imperfect Oracles.
IACR Cryptol. ePrint Arch.
Qian Guo, Denis Nabokov, Thomas Johansson
2025 J jnl
A New Stand-Alone MAC Construct Called SMAC.
IACR Trans. Symmetric Cryptol.
Dachao Wang, Alexander Maximov, Patrik Ekdahl, Thomas Johansson
2025 J jnl
Correction Fault Attack on CROSS under Unknown Bit Flips.
IACR Cryptol. ePrint Arch.
Sönke Jendral, Elena Dubrova, Qian Guo, Thomas Johansson
2025 A conf
Efficient Authentication Protocols from the Restricted Syndrome Decoding Problem.
EuroS&P
Thomas Johansson, Mustafa Khairallah, Vu Nguyen
2025 J jnl
Efficient Authentication Protocols from the Restricted Syndrome Decoding Problem.
IACR Cryptol. ePrint Arch.
Thomas Johansson, Mustafa Khairallah, Vu Nguyen
2025 J jnl
Introducing the ALF family: AES-NI-based length- and format-preserving encryption.
IACR Cryptol. ePrint Arch.
Dachao Wang, Alexander Maximov, Thomas Johansson
2024 B conf
A Key-Recovery Attack on the LCMQ Authentication Protocol.
ISIT
Vu Nguyen, Thomas Johansson, Qian Guo
2024 J jnl
A New Sieving-Style Information-Set Decoding Algorithm.
IEEE Trans. Inf. Theory
Qian Guo, Thomas Johansson, Vu Nguyen
2024 J jnl
A new stand-alone MAC construct called SMAC.
IACR Cryptol. ePrint Arch.
Dachao Wang, Alexander Maximov, Patrik Ekdahl, Thomas Johansson
2024 — conf
Formal Analysis of Julia Key Agreement Protocol.
ICICS (2)
Navya Sivaraman, Simin Nadjm-Tehrani, Thomas Johansson
2024 A* conf
Key Recovery Attacks on Approximate Homomorphic Encryption with Non-Worst-Case Noise Flooding Countermeasures.
USENIX Security Symposium
Qian Guo, Denis Nabokov, Elias Suvanto, Thomas Johansson
2023 J jnl
A New Sieving-Style Information-Set Decoding Algorithm.
IACR Cryptol. ePrint Arch.
Qian Guo, Thomas Johansson, Vu Nguyen
2023 J jnl
A side-channel attack on a masked and shuffled software implementation of Saber.
J. Cryptogr. Eng.
Kalle Ngo, Elena Dubrova, Thomas Johansson
2023 J jnl
Cache-Timing Attack Against HQC.
IACR Trans. Cryptogr. Hardw. Embed. Syst.
Senyang Huang, Rui Qi Sim, Chitchanok Chuengsatiansup, Qian Guo, Thomas Johansson
2023 J jnl
Cache-timing attack against HQC.
IACR Cryptol. ePrint Arch.
Senyang Huang, Rui Qi Sim, Chitchanok Chuengsatiansup, Qian Guo, Thomas Johansson
2023 B conf
Differential cryptanalysis of Mod-2/Mod-3 constructions of binary weak PRFs.
ISIT
Thomas Johansson, Willi Meier, Vu Nguyen
2023 C ed.
Post-Quantum Cryptography - 14th International Workshop, PQCrypto 2023, College Park, MD, USA, August 16-18, 2023, Proceedings
PQCrypto
Thomas Johansson, Daniel Smith-Tone
2023 J jnl
SCA-LDPC: A Code-Based Framework for Key-Recovery Side-Channel Attacks on Post-Quantum Encryption Schemes.
IACR Cryptol. ePrint Arch.
Qian Guo, Denis Nabokov, Alexander Nilsson, Thomas Johansson
2023 — conf
SCA-LDPC: A Code-Based Framework for Key-Recovery Side-Channel Attacks on Post-quantum Encryption Schemes.
ASIACRYPT (4)
Qian Guo, Denis Nabokov, Alexander Nilsson, Thomas Johansson
2022 J jnl
A Key-Recovery Side-Channel Attack on Classic McEliece Implementations.
IACR Trans. Cryptogr. Hardw. Embed. Syst.
Qian Guo, Andreas Johansson, Thomas Johansson
2022 J jnl
A Key-Recovery Side-Channel Attack on Classic McEliece.
IACR Cryptol. ePrint Arch.
Qian Guo, Andreas Johansson, Thomas Johansson
2022 J jnl
Attacks on the Firekite Cipher.
IACR Trans. Symmetric Cryptol.
Thomas Johansson, Willi Meier, Vu Nguyen
2022 J jnl
Attacks on the Firekite cipher.
IACR Cryptol. ePrint Arch.
Thomas Johansson, Willi Meier, Vu Nguyen
2022 J jnl
Don't Reject This: Key-Recovery Timing Attacks Due to Rejection-Sampling in HQC and BIKE.
IACR Trans. Cryptogr. Hardw. Embed. Syst.
Qian Guo, Clemens Hlauschek, Thomas Johansson, Norman Lahr, Alexander Nilsson, Robin Leander Schröder
2022 C ed.
Post-Quantum Cryptography - 13th International Workshop, PQCrypto 2022, Virtual Event, September 28-30, 2022, Proceedings
PQCrypto
Jung Hee Cheon, Thomas Johansson
2022 J jnl
Revisiting the Concrete Security of Goldreich's Pseudorandom Generator.
IEEE Trans. Inf. Theory
Jing Yang, Qian Guo, Thomas Johansson, Michael Lentmaier
2021 J jnl
A Side-Channel Attack on a Masked IND-CCA Secure Saber KEM Implementation.
IACR Trans. Cryptogr. Hardw. Embed. Syst.
Kalle Ngo, Elena Dubrova, Qian Guo, Thomas Johansson
2021 J jnl
A Side-Channel Attack on a Masked IND-CCA Secure Saber KEM.
IACR Cryptol. ePrint Arch.
Kalle Ngo, Elena Dubrova, Qian Guo, Thomas Johansson
2021 B conf
A Weighted Bit Flipping Decoder for QC-MDPC-based Cryptosystems.
ISIT
Alexander Nilsson, Irina E. Bocharova, Boris D. Kudryashov, Thomas Johansson
2021 J jnl
A Weighted Bit Flipping Decoder for QC-MDPC-based Cryptosystems.
IACR Cryptol. ePrint Arch.
Alexander Nilsson, Irina E. Bocharova, Boris D. Kudryashov, Thomas Johansson
2021 — conf
Breaking Masked and Shuffled CCA Secure Saber KEM by Power Analysis.
ASHES@CCS
Kalle Ngo, Elena Dubrova, Thomas Johansson
2021 J jnl
Breaking Masked and Shuffled CCA Secure Saber KEM by Power Analysis.
IACR Cryptol. ePrint Arch.
Kalle Ngo, Elena Dubrova, Thomas Johansson
2021 — conf
Faster Dual Lattice Attacks for Solving LWE with Applications to CRYSTALS.
ASIACRYPT (4)
Qian Guo, Thomas Johansson
2021 B conf
Grain-128AEADv2: Strengthening the Initialization Against Key Reconstruction.
CANS
Martin Hell, Thomas Johansson, Alexander Maximov, Willi Meier, Hirotaka Yoshida
2021 J jnl
Grain-128AEADv2: Strengthening the Initialization Against Key Reconstruction.
IACR Cryptol. ePrint Arch.
Martin Hell, Thomas Johansson, Alexander Maximov, Willi Meier, Hirotaka Yoshida
2021 J jnl
Improved guess-and-determine and distinguishing attacks on SNOW-V.
IACR Trans. Symmetric Cryptol.
Jing Yang, Thomas Johansson, Alexander Maximov
2021 J jnl
Improvements on Making BKW Practical for Solving LWE.
Cryptogr.
Alessandro Budroni, Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski Wagner
2021 J jnl
New improved attacks on SNOW-V.
IACR Cryptol. ePrint Arch.
Jing Yang, Thomas Johansson, Alexander Maximov
2021 J jnl
Revisiting the Concrete Security of Goldreich's Pseudorandom Generator.
CoRR
Jing Yang, Qian Guo, Thomas Johansson, Michael Lentmaier
2021 J jnl
SNOW-Vi: an extreme performance variant of SNOW-V for low-end CPUs.
IACR Cryptol. ePrint Arch.
Patrik Ekdahl, Thomas Johansson, Alexander Maximov, Jing Yang
2021 — conf
SNOW-Vi: an extreme performance variant of SNOW-V for lower grade CPUs.
WISEC
Patrik Ekdahl, Alexander Maximov, Thomas Johansson, Jing Yang
2020 — conf
A Key-Recovery Timing Attack on Post-quantum Primitives Using the Fujisaki-Okamoto Transformation and Its Application on FrodoKEM.
CRYPTO (2)
Qian Guo, Thomas Johansson, Alexander Nilsson
2020 — conf
A New Decryption Failure Attack Against HQC.
ASIACRYPT (1)
Qian Guo, Thomas Johansson
2020 J jnl
A key-recovery timing attack on post-quantum primitives using the Fujisaki-Okamoto transformation and its application on FrodoKEM.
IACR Cryptol. ePrint Arch.
Qian Guo, Thomas Johansson, Alexander Nilsson
2020 J jnl
An overview of cryptographic primitives for possible use in 5G and beyond.
Sci. China Inf. Sci.
Jing Yang, Thomas Johansson
2020 Misc conf
Making the BKW Algorithm Practical for LWE.
INDOCRYPT
Alessandro Budroni, Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski Wagner
2020 J jnl
Making the BKW Algorithm Practical for LWE.
IACR Cryptol. ePrint Arch.
Alessandro Budroni, Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski Wagner
2020 J jnl
Solving LPN Using Covering Codes.
J. Cryptol.
Qian Guo, Thomas Johansson, Carl Löndahl
2020 J jnl
Spectral analysis of ZUC-256.
IACR Trans. Symmetric Cryptol.
Jing Yang, Thomas Johansson, Alexander Maximov
2019 J jnl
A Generic Attack on Lattice-based Schemes using Decryption Errors with Application to ss-ntru-pke.
IACR Cryptol. ePrint Arch.
Qian Guo, Thomas Johansson, Alexander Nilsson
2019 J jnl
A Key Recovery Reaction Attack on QC-MDPC.
IEEE Trans. Inf. Theory
Qian Guo, Thomas Johansson, Paul Stankovski Wagner
2019 — conf
A Novel CCA Attack Using Decryption Errors Against LAC.
ASIACRYPT (1)
Qian Guo, Thomas Johansson, Jing Yang
2019 J jnl
A Novel CCA Attack using Decryption Errors against LAC.
IACR Cryptol. ePrint Arch.
Qian Guo, Thomas Johansson, Jing Yang
2019 J jnl
A new SNOW stream cipher called SNOW-V.
IACR Trans. Symmetric Cryptol.
Patrik Ekdahl, Thomas Johansson, Alexander Maximov, Jing Yang
2019 J jnl
A new birthday-type algorithm for attacking the fresh re-keying countermeasure.
Inf. Process. Lett.
Qian Guo, Thomas Johansson
2019 — conf
An AEAD Variant of the Grain Stream Cipher.
C2SI
Martin Hell, Thomas Johansson, Willi Meier, Jonathan Sönnerup, Hirotaka Yoshida
2019 — conf
Decryption Failure Attacks on IND-CCA Secure Lattice-Based Schemes.
Public Key Cryptography (2)
Jan-Pieter D'Anvers, Qian Guo, Thomas Johansson, Alexander Nilsson, Frederik Vercauteren, Ingrid Verbauwhede
2019 J jnl
Editorial: Special issue on coding and cryptography.
Des. Codes Cryptogr.
Faina I. Solov'eva, Daniel Augot, Thomas Johansson, Marine Minier, Victor A. Zinoviev
2019 J jnl
Error Amplification in Code-based Cryptography.
IACR Trans. Cryptogr. Hardw. Embed. Syst.
Alexander Nilsson, Thomas Johansson, Paul Stankovski
2019 B conf
Improved iterative decoding of QC-MDPC codes in the McEliece public key cryptosystem.
ISIT
Irina E. Bocharova, Thomas Johansson, Boris D. Kudryashov
2019 J jnl
On the Asymptotics of Solving the LWE Problem Using Coded-BKW With Sieving.
IEEE Trans. Inf. Theory
Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski Wagner
2019 J jnl
On the Asymptotics of Solving the LWE Problem Using Coded-BKW with Sieving.
IACR Cryptol. ePrint Arch.
Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski Wagner
2019 J jnl
Some cryptanalytic and coding-theoretic applications of a soft stern algorithm.
Adv. Math. Commun.
Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski Wagner
2019 J jnl
Spectral analysis of ZUC-256.
IACR Cryptol. ePrint Arch.
Jing Yang, Thomas Johansson, Alexander Maximov
2019 J jnl
Vectorized linear approximations for attacks on SNOW 3G.
IACR Cryptol. ePrint Arch.
Jing Yang, Thomas Johansson, Alexander Maximov
2019 J jnl
Vectorized linear approximations for attacks on SNOW 3G.
IACR Trans. Symmetric Cryptol.
Jing Yang, Thomas Johansson, Alexander Maximov
2018 J jnl
A new SNOW stream cipher called SNOW-V.
IACR Cryptol. ePrint Arch.
Patrik Ekdahl, Thomas Johansson, Alexander Maximov, Jing Yang
2018 J jnl
Error Amplification in Code-based Cryptography.
IACR Cryptol. ePrint Arch.
Alexander Nilsson, Thomas Johansson, Paul Stankovski
2018 B conf
Ouroboros-E: An Efficient Lattice-based Key-Exchange Protocol.
ISIT
Jean-Christophe Deneuville, Philippe Gaborit, Qian Guo, Thomas Johansson
2017 C conf
A Reaction Attack on the QC-LDPC McEliece Cryptosystem.
PQCrypto
Tomás Fabsic, Viliam Hromada, Paul Stankovski, Pavol Zajac, Qian Guo, Thomas Johansson
2017 J jnl
A Reaction Attack on the QC-LDPC McEliece Cryptosystem.
IACR Cryptol. ePrint Arch.
Tomás Fabsic, Viliam Hromada, Paul Stankovski, Pavol Zajac, Qian Guo, Thomas Johansson
2017 — conf
Coded-BKW with Sieving.
ASIACRYPT (1)
Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski
2017 J jnl
Editorial: Special issue on coding and cryptography.
Des. Codes Cryptogr.
Pascale Charpin, Thomas Johansson, Gohar M. Kyureghyan, Nicolas Sendrier, Jean-Pierre Tillich
2017 B conf
Information set decoding with soft information and some cryptographic applications.
ISIT
Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski
2016 — conf
A Key Recovery Attack on MDPC with CCA Security Using Decoding Errors.
ASIACRYPT (1)
Qian Guo, Thomas Johansson, Paul Stankovski
2016 J jnl
A Key Recovery Attack on MDPC with CCA Security Using Decoding Errors.
IACR Cryptol. ePrint Arch.
Qian Guo, Thomas Johansson, Paul Stankovski
2016 J jnl
A New Birthday-Type Algorithm for Attacking the Fresh Re-Keying Countermeasure.
IACR Cryptol. ePrint Arch.
Qian Guo, Thomas Johansson
2016 B conf
A p-ary MDPC scheme.
ISIT
Qian Guo, Thomas Johansson
2016 J jnl
Coded-BKW: Solving LWE Using Lattice Codes.
IACR Cryptol. ePrint Arch.
Qian Guo, Thomas Johansson, Paul Stankovski
2016 J jnl
Cryptanalysis of McEliece cryptosystem variants based on quasi-cyclic low-density parity check codes.
IET Inf. Secur.
Masoumeh Koochak Shooshtari, Mahmoud Ahmadian-Attari, Thomas Johansson, Mohammad Reza Aref
2016 J jnl
Squaring attacks on McEliece public-key cryptosystems using quasi-cyclic codes of even dimension.
Des. Codes Cryptogr.
Carl Löndahl, Thomas Johansson, Masoumeh Koochak Shooshtari, Mahmoud Ahmadian-Attari, Mohammad Reza Aref
2015 J jnl
A New Algorithm for Solving Ring-LPN With a Reducible Polynomial.
IEEE Trans. Inf. Theory
Qian Guo, Thomas Johansson, Carl Löndahl
2015 J jnl
A generalized birthday approach for efficiently finding linear relations in ℓ-sequences.
Des. Codes Cryptogr.
Hui Wang, Paul Stankovski, Thomas Johansson
2015 — conf
Coded-BKW: Solving LWE Using Lattice Codes.
CRYPTO (1)
Qian Guo, Thomas Johansson, Paul Stankovski
2014 J jnl
A New Algorithm for Solving Ring-LPN with a Reducible Polynomial.
CoRR
Qian Guo, Thomas Johansson, Carl Löndahl
2014 J jnl
An Efficient State Recovery Attack on the X-FCSR Family of Stream Ciphers.
J. Cryptol.
Paul Stankovski, Martin Hell, Thomas Johansson
2014 J jnl
Improved algorithms for finding low-weight polynomial multiples in F
Des. Codes Cryptogr.
Carl Löndahl, Thomas Johansson
2014 — conf
Solving LPN Using Covering Codes.
ASIACRYPT (1)
Qian Guo, Thomas Johansson, Carl Löndahl
2013 A* ed.
Advances in Cryptology - EUROCRYPT 2013, 32nd Annual International Conference on the Theory and Applications of Cryptographic Techniques, Athens, Greece, May 26-30, 2013. Proceedings
EUROCRYPT
Thomas Johansson, Phong Q. Nguyen
2013 J jnl
Improved Key Recovery Attack on the BEAN Stream Cipher.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hui Wang, Martin Hell, Thomas Johansson, Martin Ågren
2012 C conf
A New Version of McEliece PKC Based on Convolutional Codes.
ICICS
Carl Löndahl, Thomas Johansson
2012 J jnl
A survey on fast correlation attacks.
Cryptogr. Commun.
Martin Ågren, Carl Löndahl, Martin Hell, Thomas Johansson
2012 A* ed.
Advances in Cryptology - EUROCRYPT 2012 - 31st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cambridge, UK, April 15-19, 2012. Proceedings
EUROCRYPT
David Pointcheval, Thomas Johansson
2012 Misc conf
Analysis of Xorrotation with Application to an HC-128 Variant.
ACISP
Paul Stankovski, Martin Hell, Thomas Johansson
2012 J jnl
Improved Distinguishers on Stream Ciphers With Certain Weak Feedback Polynomials.
IEEE Trans. Inf. Theory
Martin Hell, Thomas Johansson, Lennart Brynielsson, Håkan Englund
2012 J jnl
Improved distinguishers for HC-128.
Des. Codes Cryptogr.
Paul Stankovski, Sushmita Ruj, Martin Hell, Thomas Johansson
2012 — conf
Improved message passing techniques in fast correlation attacks on stream ciphers.
ISTC
Martin Ågren, Martin Hell, Thomas Johansson, Carl Löndahl
2012 J jnl
On hardware-oriented message authentication.
IET Inf. Secur.
Martin Ågren, Martin Hell, Thomas Johansson
2012 — conf
Privacy, Security and Trust in Cloud Computing: The Perspective of the Telecommunication Industry.
UIC/ATC
Leonardo A. Martucci, Albin Zuccato, Ben J. M. Smeets, Sheikh Mahbub Habib, Thomas Johansson, Nahid Shahmehri
2012 J jnl
Some results on fast algebraic attacks and higher-order non-linearities.
IET Inf. Secur.
Qichun Wang, Thomas Johansson, Haibin Kan
2011 J jnl
Breaking the Stream Ciphers F-FCSR-H and F-FCSR-16 in Real Time.
J. Cryptol.
Martin Hell, Thomas Johansson
2011 J jnl
Grain-128a: a new version of Grain-128 with optional authentication.
Int. J. Wirel. Mob. Comput.
Martin Ågren, Martin Hell, Thomas Johansson, Willi Meier
2011 Misc conf
Linear Cryptanalysis of PRINTcipher - Trails and Samples Everywhere.
INDOCRYPT
Martin Ågren, Thomas Johansson
2011 J jnl
Linear Cryptanalysis of PRINTcipher - Trails and Samples Everywhere.
IACR Cryptol. ePrint Arch.
Martin Ågren, Thomas Johansson
2010 Misc conf
A Note on Fast Algebraic Attacks and Higher Order Nonlinearities.
Inscrypt
Qichun Wang, Thomas Johansson
2010 Misc conf
On Equivalence Classes of Boolean Functions.
ICISC
Qichun Wang, Thomas Johansson
2009 A* conf
An Efficient State Recovery Attack on X-FCSR-256.
FSE
Paul Stankovski, Martin Hell, Thomas Johansson
2009 J jnl
An overview of distinguishing attacks on stream ciphers.
Cryptogr. Commun.
Martin Hell, Thomas Johansson, Lennart Brynielsson
2009 B conf
Improving the Rainbow Attack by Reusing Colours.
CANS
Martin Ågren, Thomas Johansson, Martin Hell
2008 A conf
Breaking the F-FCSR-H Stream Cipher in Real Time.
ASIACRYPT
Martin Hell, Thomas Johansson
2008 — ch.
The Grain Family of Stream Ciphers.
The eSTREAM Finalists
Martin Hell, Thomas Johansson, Alexander Maximov, Willi Meier
2007 Misc conf
A Framework for Chosen IV Statistical Analysis of Stream Ciphers.
INDOCRYPT
Håkan Englund, Thomas Johansson, Meltem Sönmez Turan
2007 A conf
A Key Recovery Attack on Edon80.
ASIACRYPT
Martin Hell, Thomas Johansson
2007 J jnl
A Linear Distinguishing Attack on Scream.
IEEE Trans. Inf. Theory
Alexander Maximov, Thomas Johansson
2007 B conf
A Note on Distinguishing Attacks.
ITW
Håkan Englund, Martin Hell, Thomas Johansson
2007 J jnl
Cryptanalysis of Achterbahn-128/80.
IET Inf. Secur.
Martin Hell, Thomas Johansson
2007 J jnl
Grain: a stream cipher for constrained environments.
Int. J. Wirel. Mob. Comput.
Martin Hell, Thomas Johansson, Willi Meier
2007 A* conf
Two General Attacks on Pomaranch-Like Keystream Generators.
FSE
Håkan Englund, Martin Hell, Thomas Johansson
2006 B conf
A Stream Cipher Proposal: Grain-128.
ISIT
Martin Hell, Thomas Johansson, Alexander Maximov, Willi Meier
2006 B conf
Cryptanalysis of Achterbahn-Version 2.
Selected Areas in Cryptography
Martin Hell, Thomas Johansson
2006 A* conf
Cryptanalysis of Achterbahn.
FSE
Thomas Johansson, Willi Meier, Frédéric Muller
2006 B conf
On the Problem of Finding Linear Approximations and Cryptanalysis of Pomaranch Version 2.
Selected Areas in Cryptography
Martin Hell, Thomas Johansson
2006 J jnl
Three ways to mount distinguishing attacks on irregularly clocked stream ciphers.
Int. J. Secur. Networks
Håkan Englund, Thomas Johansson
2006 J jnl
Two New Attacks on the Self-Shrinking Generator.
IEEE Trans. Inf. Theory
Martin Hell, Thomas Johansson
2005 A* conf
A New Distinguisher for Clock Controlled Stream Ciphers.
FSE
Håkan Englund, Thomas Johansson
2005 A conf
Fast Computation of Large Distributions and Its Cryptographic Applications.
ASIACRYPT
Alexander Maximov, Thomas Johansson
2005 B conf
Snow 2.0 IP Core for Trusted Hardware.
FPL
Wenhai Fang, Thomas Johansson, Lambert Spaanenburg
2005 A* conf
Some Attacks on the Bit-Search Generator.
FSE
Martin Hell, Thomas Johansson
2004 B conf
A New Simple Technique to Attack Filter Generators and Related Ciphers.
Selected Areas in Cryptography
Håkan Englund, Thomas Johansson
2004 J jnl
A memory-efficient optimal APP symbol-decoding algorithm for linear block codes.
IEEE Trans. Commun.
A. Trofimov, Thomas Johansson
2004 B conf
An Improved Correlation Attack on A5/1.
Selected Areas in Cryptography
Alexander Maximov, Thomas Johansson, Steve Babbage
2004 A* conf
Correlation Attacks Using a New Class of Weak Feedback Polynomials.
FSE
Håkan Englund, Martin Hell, Thomas Johansson
2003 J jnl
A construction of resilient functions with high nonlinearity.
IEEE Trans. Inf. Theory
Thomas Johansson, Enes Pasalic
2003 C conf
Analysis and Design of Modern Stream Ciphers: (Invited Paper) p.
IMACC
Thomas Johansson
2003 J jnl
Another attack on A5/1.
IEEE Trans. Inf. Theory
Patrik Ekdahl, Thomas Johansson
2003 A* ed.
Fast Software Encryption, 10th International Workshop, FSE 2003, Lund, Sweden, February 24-26, 2003, Revised Papers
FSE
Thomas Johansson
2003 A* conf
Predicting the Shrinking Generator with Fixed Connections.
EUROCRYPT
Patrik Ekdahl, Willi Meier, Thomas Johansson
2003 Misc ed.
Progress in Cryptology - INDOCRYPT 2003, 4th International Conference on Cryptology in India, New Delhi, India, December 8-10, 2003, Proceedings
INDOCRYPT
Thomas Johansson, Subhamoy Maitra
2002 B conf
A New Version of the Stream Cipher SNOW.
Selected Areas in Cryptography
Patrik Ekdahl, Thomas Johansson
2002 J jnl
A fast correlation attack on LILI-128.
Inf. Process. Lett.
Fredrik Jönsson, Thomas Johansson
2002 Misc conf
Construction of Cryptographically Important Boolean Functions.
INDOCRYPT
Soumen Maity, Thomas Johansson
2002 A* conf
Distinguishing Attacks on SOBER-t16 and t32.
FSE
Patrik Ekdahl, Thomas Johansson
2002 J jnl
New Technique for Decoding Codes in the Rank Metric and Its Cryptography Applications.
Probl. Inf. Transm.
Alexei V. Ourivski, Thomas Johansson
2002 J jnl
On the complexity of some cryptographic problems based on the general decoding problem.
IEEE Trans. Inf. Theory
Thomas Johansson, Fredrik Jönsson
2002 J jnl
Theoretical analysis of a correlation attack based on convolutional codes.
IEEE Trans. Inf. Theory
Thomas Johansson, Fredrik Jönsson
2001 J jnl
Almost k-Wise Independent Sample Spaces and Their Cryptologic Applications.
J. Cryptol.
Kaoru Kurosawa, Thomas Johansson, Douglas R. Stinson
2001 J jnl
New Constructions of Resilient and Correlation Immune Boolean Functions Achieving Upper Bound on Nonlinearity.
Electron. Notes Discret. Math.
Emir Pasalic, Subhamoy Maitra, Thomas Johansson, Palash Sarkar
2000 J jnl
A Construction of Resilient Functions with High Nonlinearity.
IACR Cryptol. ePrint Arch.
Thomas Johansson, Enes Pasalic
2000 A* conf
A Simple Algorithm for Fast Correlation Attacks on Stream Ciphers.
FSE
Vladimir V. Chepyzhov, Thomas Johansson, Ben J. M. Smeets
2000 A* conf
Fast Correlation Attacks through Reconstruction of Linear Polynomials.
CRYPTO
Thomas Johansson, Fredrik Jönsson
2000 J jnl
New Constructions of Resilent and Correlation Immune Boolean Functions achieving Upper Bounds on Nonlinearity.
IACR Cryptol. ePrint Arch.
Enes Pasalic, Thomas Johansson, Subhamoy Maitra, Palash Sarkar
1999 A* conf
Fast Correlation Attacks Based on Turbo Code Techniques.
CRYPTO
Thomas Johansson, Fredrik Jönsson
1999 J jnl
Further Results on Asymmetric Authentication Schemes.
Inf. Comput.
Thomas Johansson
1999 C conf
Further Results on the Relation Between Nonlinearity and Resiliency for Boolean Functions.
IMACC
Enes Pasalic, Thomas Johansson
1999 A* conf
Improved Fast Correlation Attacks on Stream Ciphers via Convolutional Codes.
EUROCRYPT
Thomas Johansson, Fredrik Jönsson
1998 J jnl
A Simple One-Sweep Algorithm for Optimal APP Symbol Decoding of Linear Block Codes.
IEEE Trans. Inf. Theory
Thomas Johansson, Kamil Sh. Zigangirov
1998 A conf
Reduced Complexity Correlation Attacks on Two Clock-Controlled Generators.
ASIACRYPT
Thomas Johansson
1997 A* conf
Almost k-wise Independent Sample Spaces and Their Cryptologic Applications.
EUROCRYPT
Kaoru Kurosawa, Thomas Johansson, Douglas R. Stinson
1997 A* conf
Bucket Hashing with a Small Key Size.
EUROCRYPT
Thomas Johansson
1996 J jnl
On the cardinality of systematic authentication codes via error-correcting codes.
IEEE Trans. Inf. Theory
Gregory Kabatianskii, Ben J. M. Smeets, Thomas Johansson
1996 A* conf
Universal Hash Functions from Exponential Sums over Finite Fields and Galois Rings.
CRYPTO
Tor Helleseth, Thomas Johansson
1995 J jnl
Authentication Codes for Nontrusting Parties Obtained from Rank Metric Codes.
Des. Codes Cryptogr.
Thomas Johansson
1994 — conf
A New Parallel MIMD Connected Component Labeling Algorithm.
PARLE
Thomas Johansson, Ewert Bengtsson
1994 J jnl
A Shift Register Construction of Unconditionally Secure Authentication Codes.
Des. Codes Cryptogr.
Thomas Johansson
1994 J jnl
Lower bounds on the probability of deception in authentication with arbitration.
IEEE Trans. Inf. Theory
Thomas Johansson
1994 A* conf
On A²-Codes Including Arbiter's Attacks.
EUROCRYPT
Thomas Johansson, Ben J. M. Smeets
1994 — conf
Parallel algorithms on compact binary objects.
ICPR (3)
Thomas Johansson, Ewert Bengtsson
1993 A* conf
On Families of Hash Functions via Geometric Codes and Concatenation.
CRYPTO
Jürgen Bierbrauer, Thomas Johansson, Gregory Kabatianskii, Ben J. M. Smeets
1993 A* conf
On the Construction of Perfect Authentication Codes that Permit Arbitration.
CRYPTO
Thomas Johansson
1993 A* conf
On the Relation between A-Codes and Codes Correcting Independent Errors.
EUROCRYPT
Thomas Johansson, Gregory Kabatianskii, Ben J. M. Smeets