Ruhr-Uni-Bochum
Gregor Leander

Gregor Leander

Institution: Ruhr-Universität Bochum / CASA

Research Hub(s):

Hub A: Future Cryptography
Hub B: Embedded Security
Hub D: Usability

E-Mail: Gregor.Leander@rub.de

Adress: MC 1/42

Publications:

HAWKEYE – Recovering Symmetric Cryptography From Hardware Circuits On Perfect Linear Approximations and Differentials over Two-Round SPNs SCARF: A Low-Latency Block Cipher for Secure Cache-Randomization Decomposing Linear Layers Improved Differential-Linear Attacks with Applications to ARX Ciphers Breaking HALFLOOP-24 Simon's Algorithm and Symmetric Crypto: Generalizations and Automatized Applications Constructing and Deconstructing Intentional Weaknesses in Symmetric Ciphers ClepsydraCache - Preventing Cache Attacks with Time-Based Evictions A Cautionary Note on Protecting Xilinx' UltraScale(+) Bitstream Encryption and Authentication Engine Trims and extensions of quadratic APN functions New Attacks from Old Distinguishers Improved Attacks on Serpent New Instances of Quadratic APN Functions Strong and Tight Security Guarantees Against Integral Distinguishers Generic Framework for Key-Guessing Improvements The SPEEDY Family of Block Ciphers - Engineering an Ultra Low-Latency Cipher from Gate Level for Secure Processor Architectures Cryptanalysis of the GPRS Encryption Algorithms GEA-1 and GEA-2 Lower Bounds on the Degree of Block Ciphers Out of Oddity – New Cryptanalytic Techniques against Symmetric Primitives Optimized for Integrity Proof Systems Improved Differential-Linear Attacks with Applications to ARX Ciphers SKINNY-AEAD and SKINNY-Hash Modeling for Three-Subset Division Property without Unknown Subset -Improved Cube Attacks against Trivium and Grain-128AEAD PRINCEv2 - More Security for (Almost) No Overhead
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