Dr. rer. nat. Enrico Thomae
Fakultät für Mathematik » CITS » Mitarbeiter

Dr. rer. nat. Enrico Thomae

Topicbild

Mathematician and Cryptanalyst

01/2010 to 06/2013 member of the
Department of IT-Security and Cryptology
Ruhr-University Bochum

E-Mail: Enrico.Thomae(at)rub.de



Research Topics

Post-Quantum Cryptography
  • Multivariate Cryptosystems
  • Code-based Cryptosystems
  • Lattice-based Cryptosystems
Algebraic Cryptanalysis
  • XL and Groebner based Algorithms
  • Symmetric Ciphers

Publications & Thesis

2013

  • Enrico Thomae, About the Security of Multivariate Quadratic Public Key Schemes
    Dissertation PDF

2012

  • Enrico Thomae, Quo Vadis Quaternion? Cryptanalysis of Rainbow over Non-Commutative Rings
    In Security and Cryptography for Networks (SCN 2012), Lecture Notes in Computer Science, Springer-Verlag, 2012. Slides
  • Peter Czypek, Stefan Heyse and Enrico Thomae, Efficient Implementations of MQPKS on Constrained Devices
    In Cryptographic Hardware and Embedded Systems (CHES 2012), Lecture Notes in Computer Science, Springer-Verlag, 2012.
  • Enrico Thomae and Christopher Wolf, Cryptanalysis of Enhanced TTS, STS and all its Variants, or: Why Cross-Terms are Important
    In International Conference on Cryptology in Africa (AfricaCrypt 2012), Lecture Notes in Computer Science, Springer-Verlag, 2012. Slides
  • Enrico Thomae and Christopher Wolf, Solving Underdetermined Systems of Multivariate Quadratic Equations revisited
    In Practice and Theory in Public Key Cryptography (PKC 2012), Lecture Notes in Computer Science, Springer-Verlag, 2012. PDF Magma-Code

2011

  • Alexander May, Alexander Meurer and Enrico Thomae, Decoding Random Linear Codes in O(2^{0.054n}).
    In Advances in Cryptology (Asiacrypt 2011), Lecture Notes in Computer Science, Springer-Verlag, 2011. PDF
  • Albrecht Petzoldt, Enrico Thomae, Stanislav Bulygin and Christopher Wolf, Small Public Keys and Fast Verification for Multivariate Quadratic Public Key Systems
    In Cryptographic Hardware and Embedded Systems (CHES 2011), Lecture Notes in Computer Science, Springer-Verlag, 2011. PDF
  • Enrico Thomae and Christopher Wolf, Roots of Square: Cryptanalysis of Double-Layer Square and Square+
    In Post-Quantum Cryptography (PQCrypto 2011), Lecture Notes in Computer Science, Springer-Verlag, 2011. PDF
  • En­ri­co Tho­mae and Chris­to­pher Wolf, Theo­re­ti­cal Ana­ly­sis and Run Time Com­ple­xi­ty of Mu­tan­tXL
    In In­ter­na­tio­nal Con­fe­rence Com­pu­ta­tio­nal and Ma­the­ma­ti­cal Me­thods in Sci­ence and En­gi­nee­ring (CMMSE 2011), 2011. PDF

2009

  • Permutationspolynome in der Kryptographie (Diploma Thesis)

Talks

13.12.2012Workshop Dagstuhl (Germany) "Quantencomputer in Theorie und Praxis"
06.09.2012SCN Amalfi (Italy) "Quo Vadis Quaternion?"
11.07.2012AfricaCrypt Ifrane (Morocco) "Cryptanalysis of enhTTS, enhSTS and all its variants"
29.06.2012invited by L.Perret Paris (France) "New Algebraic Key Recovery Attacks on MQ-Schemes"
21.05.2012PKC Darmstadt "Solving Underdetermined MQ-Systems revisited"
02.12.201115. Kryptotag Oldenburg "MinRank Attacks revisited"
29.06.2011CMMSE Benidorm (Spain) "Theoretical Analysis and Run Time Complexity of MutantXL"
05.11.201013. Kryptotag Darmstadt "Analysis of XL and its variants"
03.12.2009Institutsseminar TU Dresden "Multivariate Kryptosysteme"
22.10.2009 HGI-Kolloquium Ruhr-Uni Bochum "Permutations among the HFE Polynomials"
02.07.2009 Diplomverteidigung TU Dresden "Permutationspolynome in der Kryptographie"