Gregor Leander

ORCID

Publication Activity (10 Years)

Years Active: 2004-2024
Publications (10 Years): 107

Top Venues

IACR Cryptol. ePrint Arch.

IACR Trans. Symmetric Cryptol.

CRYPTO (3)

CoRR

Publications

Gregor Leander, Christof Paar, Julian Speith, Lukas Stennes
HAWKEYE - Recovering Symmetric Cryptography From Hardware Circuits. IACR Cryptol. ePrint Arch. 2024 (2024)
Gregor Leander, Christof Paar, Julian Speith, Lukas Stennes
HAWKEYE - Recovering Symmetric Cryptography From Hardware Circuits. CRYPTO (4) (2024)
Christof Beierle, Jakob Feldtkeller, Anna Guinet, Tim Güneysu, Gregor Leander, Jan Richter-Brockmann, Pascal Sasdrich
INDIANA - Verifying (Random) Probing Security through Indistinguishability Analysis. IACR Cryptol. ePrint Arch. 2024 (2024)
Jules Baudrin, Patrick Felke, Gregor Leander, Patrick Neumann, Léo Perrin, Lukas Stennes
Commutative Cryptanalysis Made Practical. IACR Trans. Symmetric Cryptol. 2023 (4) (2023)
Gregor Leander, Shahram Rasoolzadeh, Lukas Stennes
Cryptanalysis of HALFLOOP Block Ciphers: Destroying HALFLOOP-24. IACR Cryptol. ePrint Arch. 2023 (2023)
Jan Philipp Thoma, Christian Niesler, Dominic A. Funke, Gregor Leander, Pierre Mayr, Nils Pohl, Lucas Davi, Tim Güneysu
ClepsydraCache - Preventing Cache Attacks with Time-Based Evictions. USENIX Security Symposium (2023)
Federico Canale, Tim Güneysu, Gregor Leander, Jan Philipp Thoma, Yosuke Todo, Rei Ueno
SCARF - A Low-Latency Block Cipher for Secure Cache-Randomization. USENIX Security Symposium (2023)
Phil Hebborn, Gregor Leander, Aleksei Udovenko
Mathematical aspects of division property. Cryptogr. Commun. 15 (4) (2023)
Baptiste Lambin, Gregor Leander, Patrick P. Neumann
Pitfalls and Shortcomings for Decompositions and Alignment. EUROCRYPT (4) (2023)
Christof Beierle, Patrick Felke, Gregor Leander, Patrick P. Neumann, Lukas Stennes
On Perfect Linear Approximations and Differentials over Two-Round SPNs. CRYPTO (3) (2023)
Christina Boura, Nicolas David, Patrick Derbez, Gregor Leander, María Naya-Plasencia
Differential Meet-In-The-Middle Cryptanalysis. CRYPTO (3) (2023)
Baptiste Lambin, Gregor Leander, Patrick P. Neumann
Pitfalls and Shortcomings for Decompositions and Alignment (Full Version). IACR Cryptol. ePrint Arch. 2023 (2023)
Christof Beierle, Patrick Felke, Gregor Leander, Patrick P. Neumann, Lukas Stennes
On Perfect Linear Approximations and Differentials over Two-Round SPNs. IACR Cryptol. ePrint Arch. 2023 (2023)
Gregor Leander, Shahram Rasoolzadeh, Lukas Stennes
Cryptanalysis of HALFLOOP Block Ciphers Destroying HALFLOOP-24. IACR Trans. Symmetric Cryptol. 2023 (4) (2023)
Gregor Leander, Lukas Stennes, Jan Vorloeper
Falling into Bytes and Pieces - Cryptanalysis of an Apple Patent Application. INDOCRYPT (1) (2023)
Christof Beierle, Marek Broll, Federico Canale, Nicolas David, Antonio Flórez-Gutiérrez, Gregor Leander, María Naya-Plasencia, Yosuke Todo
Improved Differential-Linear Attacks with Applications to ARX Ciphers. J. Cryptol. 35 (4) (2022)
Aron Gohr, Gregor Leander, Patrick Neumann
An Assessment of Differential-Neural Distinguishers. IACR Cryptol. ePrint Arch. 2022 (2022)
Gregor Leander, Shahram Rasoolzadeh
Weak Tweak-Keys for the CRAFT Block Cipher. IACR Trans. Symmetric Cryptol. 2022 (1) (2022)
Christof Beierle, Tim Beyne, Patrick Felke, Gregor Leander
Constructing and Deconstructing Intentional Weaknesses in Symmetric Ciphers. CRYPTO (3) (2022)
Maik Ender, Gregor Leander, Amir Moradi, Christof Paar
A Cautionary Note on Protecting Xilinx' UltraScale(+) Bitstream Encryption and Authentication Engine. FCCM (2022)
Christof Beierle, Patrick Felke, Gregor Leander, Sondre Rønjom
Decomposing Linear Layers. IACR Cryptol. ePrint Arch. 2022 (2022)
Federico Canale, Tim Güneysu, Gregor Leander, Jan Philipp Thoma, Yosuke Todo, Rei Ueno
SCARF: A Low-Latency Block Cipher for Secure Cache-Randomization. IACR Cryptol. ePrint Arch. 2022 (2022)
Phil Hebborn, Gregor Leander, Aleksei Udovenko
Mathematical Aspects of Division Property. IACR Cryptol. ePrint Arch. 2022 (2022)
Marcus Dansarie, Patrick Derbez, Gregor Leander, Lukas Stennes
Breaking HALFLOOP-24. IACR Trans. Symmetric Cryptol. 2022 (3) (2022)
Christof Beierle, Patrick Felke, Gregor Leander, Sondre Rønjom
Decomposing Linear Layers. IACR Trans. Symmetric Cryptol. 2022 (4) (2022)
Federico Canale, Gregor Leander, Lukas Stennes
Simon's Algorithm and Symmetric Crypto: Generalizations and Automatized Applications. IACR Cryptol. ePrint Arch. 2022 (2022)
Christof Beierle, Gregor Leander
New Instances of Quadratic APN Functions. IEEE Trans. Inf. Theory 68 (1) (2022)
Federico Canale, Gregor Leander, Lukas Stennes
Simon's Algorithm and Symmetric Crypto: Generalizations and Automatized Applications. CRYPTO (3) (2022)
Christof Beierle, Claude Carlet, Gregor Leander, Léo Perrin
A further study of quadratic APN permutations in dimension nine. Finite Fields Their Appl. 81 (2022)
Marek Broll, Federico Canale, Nicolas David, Antonio Flórez-Gutiérrez, Gregor Leander, María Naya-Plasencia, Yosuke Todo
New Attacks from Old Distinguishers Improved Attacks on Serpent. CT-RSA (2022)
Christina Boura, Nicolas David, Patrick Derbez, Gregor Leander, María Naya-Plasencia
Differential Meet-In-The-Middle Cryptanalysis. IACR Cryptol. ePrint Arch. 2022 (2022)
Christof Beierle, Gregor Leander, Léo Perrin
Trims and extensions of quadratic APN functions. Des. Codes Cryptogr. 90 (4) (2022)
Marek Broll, Federico Canale, Antonio Flórez-Gutiérrez, Gregor Leander, María Naya-Plasencia
Generic Framework for Key-Guessing Improvements. ASIACRYPT (1) (2021)
Gregor Leander, Thorben Moos, Amir Moradi, Shahram Rasoolzadeh
The SPEEDY Family of Block Ciphers - Engineering an Ultra Low-Latency Cipher from Gate Level for Secure Processor Architectures. IACR Cryptol. ePrint Arch. 2021 (2021)
Christof Beierle, Gregor Leander, Léo Perrin
Trims and Extensions of Quadratic APN Functions. CoRR (2021)
Phil Hebborn, Baptiste Lambin, Gregor Leander, Yosuke Todo
Strong and Tight Security Guarantees Against Integral Distinguishers. ASIACRYPT (1) (2021)
Olivier Bronchain, Sebastian Faust, Virginie Lallemand, Gregor Leander, Léo Perrin, François-Xavier Standaert
MOE: Multiplication Operated Encryption with Trojan Resilience. IACR Trans. Symmetric Cryptol. 2021 (1) (2021)
Yonglin Hao, Gregor Leander, Willi Meier, Yosuke Todo, Qingju Wang
Modeling for Three-Subset Division Property without Unknown Subset. J. Cryptol. 34 (3) (2021)
Phil Hebborn, Baptiste Lambin, Gregor Leander, Yosuke Todo
Strong and Tight Security Guarantees against Integral Distinguishers. IACR Cryptol. ePrint Arch. 2021 (2021)
Christof Beierle, Patrick Derbez, Gregor Leander, Gaëtan Leurent, Håvard Raddum, Yann Rotella, David Rupprecht, Lukas Stennes
Cryptanalysis of the GPRS Encryption Algorithms GEA-1 and GEA-2. IACR Cryptol. ePrint Arch. 2021 (2021)
Christof Beierle, Patrick Derbez, Gregor Leander, Gaëtan Leurent, Håvard Raddum, Yann Rotella, David Rupprecht, Lukas Stennes
Cryptanalysis of the GPRS Encryption Algorithms GEA-1 and GEA-2. EUROCRYPT (2) (2021)
Jan Philipp Thoma, Christian Niesler, Dominic A. Funke, Gregor Leander, Pierre Mayr, Nils Pohl, Lucas Davi, Tim Güneysu
ClepsydraCache - Preventing Cache Attacks with Time-Based Evictions. CoRR (2021)
Gregor Leander, Shahram Rasoolzadeh
Two Sides of The Same Coin: Weak-Keys and More Efficient Variants of CRAFT. IACR Cryptol. ePrint Arch. 2021 (2021)
Marek Broll, Federico Canale, Nicolas David, Antonio Flórez-Gutiérrez, Gregor Leander, María Naya-Plasencia, Yosuke Todo
Further Improving Differential-Linear Attacks: Applications to Chaskey and Serpent. IACR Cryptol. ePrint Arch. 2021 (2021)
Gregor Leander, Thorben Moos, Amir Moradi, Shahram Rasoolzadeh
The SPEEDY Family of Block Ciphers Engineering an Ultra Low-Latency Cipher from Gate Level for Secure Processor Architectures. IACR Trans. Cryptogr. Hardw. Embed. Syst. 2021 (4) (2021)
Christof Beierle, Claude Carlet, Gregor Leander, Léo Perrin
A Further Study of Quadratic APN Permutations in Dimension Nine. CoRR (2021)
Christof Beierle, Patrick Felke, Gregor Leander
To Shift or Not to Shift: Understanding GEA-1. IACR Cryptol. ePrint Arch. 2021 (2021)
Christof Beierle, Marcus Brinkmann, Gregor Leander
Linearly Self-Equivalent APN Permutations in Small Dimension. IEEE Trans. Inf. Theory 67 (7) (2021)
Marek Broll, Federico Canale, Antonio Flórez-Gutiérrez, Gregor Leander, María Naya-Plasencia
Generic Framework for Key-Guessing Improvements. IACR Cryptol. ePrint Arch. 2021 (2021)
Christof Beierle, Gregor Leander
New Instances of Quadratic APN Functions. CoRR (2020)
Yonglin Hao, Gregor Leander, Willi Meier, Yosuke Todo, Qingju Wang
Modeling for Three-Subset Division Property Without Unknown Subset - Improved Cube Attacks Against Trivium and Grain-128AEAD. EUROCRYPT (1) (2020)
Christof Beierle, Gregor Leander
4-uniform permutations with null nonlinearity. Cryptogr. Commun. 12 (6) (2020)
Dusan Bozilov, Maria Eichlseder, Miroslav Knezevic, Baptiste Lambin, Gregor Leander, Thorben Moos, Ventzislav Nikov, Shahram Rasoolzadeh, Yosuke Todo, Friedrich Wiemer
PRINCEv2 - More Security for (Almost) No Overhead. IACR Cryptol. ePrint Arch. 2020 (2020)
Tim Beyne, Anne Canteaut, Itai Dinur, Maria Eichlseder, Gregor Leander, Gaëtan Leurent, María Naya-Plasencia, Léo Perrin, Yu Sasaki, Yosuke Todo, Friedrich Wiemer
Out of Oddity - New Cryptanalytic Techniques against Symmetric Primitives Optimized for Integrity Proof Systems. IACR Cryptol. ePrint Arch. 2020 (2020)
Phil Hebborn, Gregor Leander
Dasta - Alternative Linear Layer for Rasta. IACR Trans. Symmetric Cryptol. 2020 (3) (2020)
Lorenzo Grassi, Gregor Leander, Christian Rechberger, Cihangir Tezcan, Friedrich Wiemer
Weak-Key Distinguishers for AES. SAC (2020)
Phil Hebborn, Baptiste Lambin, Gregor Leander, Yosuke Todo
Lower Bounds on the Degree of Block Ciphers. ASIACRYPT (1) (2020)
Davide Bellizia, Francesco Berti, Olivier Bronchain, Gaëtan Cassiers, Sébastien Duval, Chun Guo, Gregor Leander, Gaëtan Leurent, Itamar Levi, Charles Momin, Olivier Pereira, Thomas Peters, François-Xavier Standaert, Balazs Udvarhelyi, Friedrich Wiemer
Spook: Sponge-Based Leakage-Resistant Authenticated Encryption with a Masked Tweakable Block Cipher. IACR Trans. Symmetric Cryptol. 2020 (S1) (2020)
Christof Beierle, Gregor Leander
4-Uniform Permutations with Null Nonlinearity. IACR Cryptol. ePrint Arch. 2020 (2020)
Phil Hebborn, Baptiste Lambin, Gregor Leander, Yosuke Todo
Lower Bounds on the Degree of Block Ciphers. IACR Cryptol. ePrint Arch. 2020 (2020)
Yonglin Hao, Gregor Leander, Willi Meier, Yosuke Todo, Qingju Wang
Modeling for Three-Subset Division Property without Unknown Subset. IACR Cryptol. ePrint Arch. 2020 (2020)
Maria Eichlseder, Gregor Leander, Shahram Rasoolzadeh
Computing Expected Differential Probability of (Truncated) Differentials and Expected Linear Potential of (Multidimensional) Linear Hulls in SPN Block Ciphers. INDOCRYPT (2020)
Tim Beyne, Anne Canteaut, Itai Dinur, Maria Eichlseder, Gregor Leander, Gaëtan Leurent, María Naya-Plasencia, Léo Perrin, Yu Sasaki, Yosuke Todo, Friedrich Wiemer
Out of Oddity - New Cryptanalytic Techniques Against Symmetric Primitives Optimized for Integrity Proof Systems. CRYPTO (3) (2020)
Tim Beyne, Anne Canteaut, Gregor Leander, María Naya-Plasencia, Léo Perrin, Friedrich Wiemer
On the security of the Rescue hash function. IACR Cryptol. ePrint Arch. 2020 (2020)
Christof Beierle, Jérémy Jean, Stefan Kölbl, Gregor Leander, Amir Moradi, Thomas Peyrin, Yu Sasaki, Pascal Sasdrich, Siang Meng Sim
SKINNY-AEAD and SKINNY-Hash. IACR Trans. Symmetric Cryptol. 2020 (S1) (2020)
Christof Beierle, Gregor Leander, Yosuke Todo
Improved Differential-Linear Attacks with Applications to ARX Ciphers. IACR Cryptol. ePrint Arch. 2020 (2020)
Dusan Bozilov, Maria Eichlseder, Miroslav Knezevic, Baptiste Lambin, Gregor Leander, Thorben Moos, Ventzislav Nikov, Shahram Rasoolzadeh, Yosuke Todo, Friedrich Wiemer
PRINCEv2 - More Security for (Almost) No Overhead. SAC (2020)
Christof Beierle, Gregor Leander, Yosuke Todo
Improved Differential-Linear Attacks with Applications to ARX Ciphers. CRYPTO (3) (2020)
Christof Beierle, Marcus Brinkmann, Gregor Leander
Linearly Self-Equivalent APN Permutations in Small Dimension. CoRR (2020)
Maria Eichlseder, Gregor Leander, Shahram Rasoolzadeh
Computing Expected Differential Probability of (Truncated) Differentials and Expected Linear Potential of (Multidimensional) Linear Hulls in SPN Block Ciphers. IACR Cryptol. ePrint Arch. 2020 (2020)
Ralph Ankele, Christoph Dobraunig, Jian Guo, Eran Lambooij, Gregor Leander, Yosuke Todo
Zero-Correlation Attacks on Tweakable Block Ciphers with Linear Tweakey Expansion. IACR Trans. Symmetric Cryptol. 2019 (1) (2019)
Christof Beierle, Gregor Leander, Amir Moradi, Shahram Rasoolzadeh
CRAFT: Lightweight Tweakable Block Cipher with Efficient Protection Against DFA Attacks. IACR Trans. Symmetric Cryptol. 2019 (1) (2019)
Ralph Ankele, Christoph Dobraunig, Jian Guo, Eran Lambooij, Gregor Leander, Yosuke Todo
Zero-Correlation Attacks on Tweakable Block Ciphers with Linear Tweakey Expansion. IACR Cryptol. ePrint Arch. 2019 (2019)
Yosuke Todo, Gregor Leander, Yu Sasaki
Nonlinear Invariant Attack: Practical Attack on Full SCREAM, iSCREAM, and Midori64. J. Cryptol. 32 (4) (2019)
Lorenzo Grassi, Gregor Leander, Christian Rechberger, Cihangir Tezcan, Friedrich Wiemer
Weak-Key Subspace Trails and Applications to AES. IACR Cryptol. ePrint Arch. 2019 (2019)
Christof Beierle, Gregor Leander, Amir Moradi, Shahram Rasoolzadeh
CRAFT: Lightweight Tweakable Block Cipher with Efficient Protection Against DFA Attacks. IACR Cryptol. ePrint Arch. 2019 (2019)
Anne Canteaut, Virginie Lallemand, Gregor Leander, Patrick Neumann, Friedrich Wiemer
bison Instantiating the Whitened Swap-Or-Not Construction. EUROCRYPT (3) (2019)
Tetsu Iwata, Virginie Lallemand, Gregor Leander, Yu Sasaki
Universal Forgery and Multiple Forgeries of MergeMAC and Generalized Constructions. CT-RSA (2019)
Yunwen Liu, Vincent Rijmen, Gregor Leander
Nonlinear diffusion layers. Des. Codes Cryptogr. 86 (11) (2018)
Gianira N. Alfarano, Christof Beierle, Takanori Isobe, Stefan Kölbl, Gregor Leander
ShiftRows Alternatives for AES-like Ciphers and Optimal Cell Permutations for Midori and Skinny. IACR Trans. Symmetric Cryptol. 2018 (2) (2018)
Virginie Lallemand, Gregor Leander, Patrick Neumann, Friedrich Wiemer
BISON - Instantiating the Whitened Swap-Or-Not Construction. Krypto-Tag (2018)
Gregor Leander, Cihangir Tezcan, Friedrich Wiemer
Searching for Subspace Trails and Truncated Differentials. IACR Trans. Symmetric Cryptol. 2018 (1) (2018)
Christoph Dobraunig, Maria Eichlseder, Lorenzo Grassi, Virginie Lallemand, Gregor Leander, Eik List, Florian Mendel, Christian Rechberger
Rasta: A Cipher with Low ANDdepth and Few ANDs per Bit. CRYPTO (1) (2018)
Christoph Dobraunig, Maria Eichlseder, Lorenzo Grassi, Virginie Lallemand, Gregor Leander, Eik List, Florian Mendel, Christian Rechberger
Rasta: A cipher with low ANDdepth and few ANDs per bit. IACR Cryptol. ePrint Arch. 2018 (2018)
Christof Beierle, Anne Canteaut, Gregor Leander
Nonlinear Approximations in Cryptanalysis Revisited. IACR Trans. Symmetric Cryptol. 2018 (4) (2018)
Anne Canteaut, Virginie Lallemand, Gregor Leander, Patrick Neumann, Friedrich Wiemer
BISON - Instantiating the Whitened Swap-Or-Not Construction. IACR Cryptol. ePrint Arch. 2018 (2018)
Tetsu Iwata, Virginie Lallemand, Gregor Leander, Yu Sasaki
Universal Forgery and Multiple Forgeries of MergeMAC and Generalized Constructions. IACR Cryptol. ePrint Arch. 2018 (2018)
Christina Boura, Anne Canteaut, Lars R. Knudsen, Gregor Leander
Reflection ciphers. Des. Codes Cryptogr. 82 (1-2) (2017)
Thorsten Kranz, Gregor Leander, Friedrich Wiemer
Linear Cryptanalysis: Key Schedules and Tweakable Block Ciphers. IACR Trans. Symmetric Cryptol. 2017 (1) (2017)
Thorsten Kranz, Gregor Leander, Ko Stoffelen, Friedrich Wiemer
Shorter Linear Straight-Line Programs for MDS Matrices. IACR Trans. Symmetric Cryptol. 2017 (4) (2017)
Christof Beierle, Anne Canteaut, Gregor Leander, Yann Rotella
Proving Resistance against Invariant Attacks: How to Choose the Round Constants. IACR Cryptol. ePrint Arch. 2017 (2017)
Gregor Leander, Alexander May
Grover Meets Simon - Quantumly Attacking the FX-construction. IACR Cryptol. ePrint Arch. 2017 (2017)
Gregor Leander, Alexander May
Grover Meets Simon - Quantumly Attacking the FX-construction. ASIACRYPT (2) (2017)
Erik Boss, Vincent Grosso, Tim Güneysu, Gregor Leander, Amir Moradi, Tobias Schneider
Strong 8-bit Sboxes with efficient masking in hardware extended version. J. Cryptogr. Eng. 7 (2) (2017)
Thorsten Kranz, Gregor Leander, Ko Stoffelen, Friedrich Wiemer
Shorter Linear Straight-Line Programs for MDS Matrices. IACR Cryptol. ePrint Arch. 2017 (2017)
Thorsten Kranz, Friedrich Wiemer, Gregor Leander
Linear Cryptanalysis: Key Schedules and Tweakable Block Ciphers. IACR Cryptol. ePrint Arch. 2017 (2017)
Christof Beierle, Anne Canteaut, Gregor Leander, Yann Rotella
Proving Resistance Against Invariant Attacks: How to Choose the Round Constants. CRYPTO (2) (2017)
Céline Blondeau, Gregor Leander, Kaisa Nyberg
Differential-Linear Cryptanalysis Revisited. J. Cryptol. 30 (3) (2017)
Luis Alberto Benthin Sanguino, Gregor Leander, Christof Paar, Bernhard Esslinger, Ingo Niebel
Analyzing the Spanish strip cipher by combining combinatorial and statistical methods. Cryptologia 40 (3) (2016)
Christof Beierle, Thorsten Kranz, Gregor Leander
Lightweight Multiplication in GF(2^n) with Applications to MDS Matrices. CRYPTO (1) (2016)

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Publication Activity (10 Years)

Top Topics

Top Venues

Gregor Leander