Prof. Dr.-Ing. Tim Güneysu

  • Chair - Chair Security Engineering
  • Member - Horst Görtz In­sti­tu­te for IT-Se­cu­ri­ty Horst Görtz Institute for IT-Security
Güneysu, Tim

Address

Chair for Security Engineering
Dept. of Electr. Eng. and In­for­ma­ti­on Technology
Uni­ver­si­täts­str. 150
44780 Bochum

Room
ID 2/609
Phone:
(+49)(0)234 / 32 - 24626
Fax:
(+49)(0)234 / 32 - 14389
Email:
tim.gueneysu@rub.de PGP key
Website:
http://www.gueneysu.de/

Vita

  • Aug 2017 - to date: Professor, Chair for Security Engineering, Dept. EEIT, Ruhr-Universität Bochum
  • Nov 2015 - to date: Professor/Senior Researcher at the German Research Center for Artificial Intelligence (DFKI) - CPS
  • Aug 2015 - Jul 2017: Associate Professor, Computer Engineering and IT-Security, Dept. 3, University of Bremen
  • Feb 2011 - Jul 2015: Assistent Professor, Hardware Security Group, Dept. EEIT, Ruhr-Universität Bochum
  • Jan 2012 - Feb 2012: Visiting Professor at Hubert Curien Laboratoire, Jean-Monnet University, Saint-Etienne, France
  • Jan 2009 - Mar 2009: PostDoctoral Researcher, Dept. of Electrical and Computer Engineering, UMass Amherst, MA, USA
  • Mar 2006 - Feb 2009: Dr.-Ing. Electrical Engineering and Information Technology, Ruhr-Universität Bochum
  • Oct 2003 - Jan 2006: Diploma in IT-Security, Ruhr-Universität Bochum
  • Feb 2003 - Sep 2003: Diploma in Information Technology International, University of Cooporative Education and IBM Deutschland GmbH
  • Oct 2002 - Jan 2003: Staffordshire University, Stafford, England
  • Jun 2002 - Aug 2002: Research Intern, USER Group, IBM Almaden Research Center, San José, CA, USA
  • Oct 2000 - Sep 2002: Assistant in Engineering [BA], University of Cooporative Education and IBM Deutschland GmbH

Research

  • Security Engineering / Security-by-Design
  • CAD for Security
  • Countermeasures against Physical Attackers
  • Efficient and Long-Term Cryptographic Implementations
  • System Security on Hardware Level
  • Cryptanalytic Platforms and Clusters

Courses

Publications

2022
Racing BIKE: Improved Polynomial Multiplication and Inversion in Hardware

Jan Richter-Brockmann, Ming-Shing Chen, Santosh Ghosh, Tim Güneysu - IACR Transactions on Cryptographic Hardware and Embedded Systems, Vol. 2022, No. 1

2021
BasicBlocker: ISA Redesign to Make Spectre-Immune CPUs Faster

Jan Philipp Thoma, Jakob Feldtkeller, Markus Krausz, Tim Güneysu, Daniel J. Bernstein - 24th International Symposium on Research in Attacks, Intrusions and Defenses, RAID 2021, Donostia / San Sebastian, Spain on October 6-8, 2021.

FIVER - Robust Verification of Countermeasures against Fault Injections

Jan Richter-Brockmann, Aein Rezaei Shahmirzadi, Pascal Sasdrich, Amir Moradi, Tim Güneysu - IACR Transactions on Cryptographic Hardware and Embedded Systems, Vol. 2021, No. 4, pp. 447-473.

LifeLine for FPGA Protection: Obfuscated Cryptography for Real-World Security

Florian Stolz, Nils Albartus, Julian Speith, Simon Klix, Clemens Nasenberg, Aiden Gula, Marc Fyrbiak, Chris­tof Paar, Tim Güneysu, Russell Tessier - IACR Transactions on Cryptographic Hardware and Embedded Systems, Vol. 2021, No. 4

Folding BIKE: Scalable Hardware Implementation for Reconfigurable Devices

Jan Richter-Brockmann, Johannes Mono, Tim Güneysu - IEEE Transactions on Computers

Automated Masking of Software Implementations on Industrial Microcontrollers

Arnold Abromeit, Florian Bache, Leon A. Becker, Marc Gourjon, Tim Güneysu, Sabrina Jorn, Amir Moradi, Maximilian Orlt, Falk Schellenberg - De­sign, Au­to­ma­ti­on & Test in Eu­ro­pe Con­fe­rence & Ex­hi­bi­ti­on, DATE 2021, February 1 - 5 , 2021.

2020
Revisiting ECM on GPUs

Jonas Wloka, Jan Richter-Brockmann, Colin Stahlke, Thorsten Kleinjung, Christine Priplata, Tim Güneysu - 19th International Conference on Cryptology and Network Security (CANS 2020), December 14-16, 2020,

Concurrent Error Detection Revisited – Hardware Protection against Fault and Side-Channel Attacks

Jan Richter-Brockmann, Pascal Sasdrich, Florian Bache, Tim Güneysu - The 15th International Conference on Availability, Reliability and Security (ARES 2020), August 25 - August 28, 2020, University College Dublin, Dublin, Ireland

Deep Learning Multi-Channel Fusion Attack Against Side-Channel Protected Hardware

Benjamin Hettwer, Daniel Fennes, Jan Richter-Brockmann, Sebastien Leger, Stefan Gehrer, Tim Güneysu - 57th Annual Design Automation Conference 2020, DAC 2020, San Francisco, CA, USA, July 19-23, 2020.

Improved Side-Channel Resistance by Dynamic Fault-Injection Countermeasures

Jan Richter-Brockmann, Tim Güneysu - The 31st IEEE International Conference on Application-specific Systems, Architectures and Processors (ASAP), Manchester, UK, July 6-8, 2020

2019
Efficient Microcontroller Implementation of BIKE

Mario Bischof, Tobias Oder, Tim Güneysu - Innovative Security Solutions for Information Technology and Communications - 12th International Conference, SecITC 2019, Bucharest, Romania, November 14-15, 2019, to appear.

Efficiently Masking Binomial Sampling at Arbitrary Orders for Lattice-Based Crypto

Tobias Schneider, Clara Paglialonga, Tobias Oder, Tim Güneysu - 22nd edition of the International Conference on Practice and Theory of Public Key Cryptography, April 14-17, 2019, Beijing, China, to appear

Towards Practical Microcontroller Implementation of the Signature Scheme Falcon

Tobias Oder, Julian Speith, Kira Höltgen, Tim Güneysu - The Tenth International Conference on Post-Quantum Cryptography, Chongqing University, Chongqing, May 8-10, 2019, to appear

Evaluation of (power) side-channels in cryptographic implementations

Florian Bache, Christina Plump, Jonas Wloka, Tim Güneysu - In: Stefan Conrad, Paul Molitor (Hrsg.). IT - information technology (IT) De Gruyter Oldenbourg 1/2019.

2018
Evaluation of Lattice-Based Signature Schemes in Embedded Systems

Tim Güneysu, Markus Krausz, Tobias Oder, Julian Speith - 25th IEEE International Conference on Electronics Circuits and Systems, Bordeaux, France, 9-12 December 2018

Exploring RFC 7748 for Hardware Implementation: Curve25519 and Curve448 with Side-Channel Protection

Pascal Sasdrich, Tim Güneysu - Journal of Hardware and Systems Security, December 2018, Volume 2, Issue 4, pp 297–313

A Lattice-based AKE on ARM Cortex-M4

Julian Speith, Tobias Oder, Tim Güneysu - BalkanCryptSec 2018, Iasi, Romania, Sep­tem­ber 20-21, 2018.

Standard Lattice-Based Key Encapsulation on Embedded Devices

James Howe, Tobias Oder, Markus Krausz, Tim Güneysu - IACR Transactions on Cryptographic Hardware and Embedded Systems (TCHES), Volume 2018, Issue 3

Physical Protection of Lattice-Based Cryptography: Challenges and Solutions

Ayesha Khalid, Tobias Oder, Felipe Valencia, Máire O'Neill, Tim Güneysu, Francesco Regazzoni - ACM Great Lakes Symposium on VLSI 2018: 365-370

Confident leakage assessment - A side-channel evaluation framework based on confidence intervals.

Florian Bache, Christina Plump, Tim Güneysu - Design, Automation & Test in Europe Conference & Exhibition, DATE 2018, Dresden, Germany, March 19-23, 2018, pages 1117-1122

Practical CCA2-Secure and Masked Ring-LWE Implementation

Tobias Oder, Tobias Schneider, Thomas Pöppelmann, Tim Güneysu - IACR Transactions on Cryptographic Hardware and Embedded Systems (TCHES), Volume 2018, Issue 1

GliFreD: Glitch-Free Duplication - Towards Power-Equalized Circuits on FPGAs

Alexander Wild, Amir Moradi, Tim Güneysu - IEEE Transactions on Computers, vol. 67, no. 3, pp. 375-387, 2018.

2017
Implementing the NewHope-Simple Key Exchange on Low-Cost FPGAs

Tobias Oder, Tim Güneysu - La­tin­crypt 2017, La Habana, Cuba, September 20-22, 2017

High-Performance Ideal Lattice-Based Cryptography on 8-Bit AVR Microcontrollers

Zhe Liu, Thomas Pöppelmann, Tobias Oder, Hwajeong Seo, Sujoy Sinha Roy, Tim Güneysu, Johann Großschädl, Howon Kim, Ingrid Verbauwhede - ACM Transactions on Embedded Computing Systems (TECS) TECS Volume 16 Issue 4, July 2017 Article No. 117, ACM New York, NY, USA.

Cryptography for Next Generation TLS: Implementing the RFC 7748 Elliptic Curve448 Cryptosystem in Hardware

Pascal Sasdrich, Tim Güneysu - 54. Design Automation Conference, DAC 2017, Austin, TX, USA, June 18-22 2017.

SPARX - A Side-Channel Protected Processor for ARX-based Cryptography

Florian Bache, Tobias Schneider, Amir Moradi, Tim Güneysu - De­sign, Au­to­ma­ti­on & Test in Eu­ro­pe Con­fe­rence & Ex­hi­bi­ti­on, DATE 2017, Lausanne, Switzerland, March 27 - 31 , 2017.

Towards lightweight Identity-Based Encryption for the post-quantum-secure Internet of Things

Tim Güneysu, Tobias Oder - 18th International Symposium on Quality Electronic Design, ISQED 2017, Santa Clara, CA, USA, 14-15 March 2017

Hiding Higher-Order Side-Channel Leakage - Randomizing Cryptographic Implementations in Reconfigurable Hardware

Pascal Sasdrich, Amir Moradi, Tim Güneysu - RSA Conference Cryptographers’ Track, CT-RSA 2017, San Francisco, February 14-17 2017.

2016
Lattice-Based Cryptography: from Reconfigurable Hardware to ASIC

Tobias Oder, Tim Güneysu, Felipe Valencia, Ayesha Khalid, Maire O’Neill, Francesco Regazzoni - The 15th International Symposium on Integrated Circuits, ISIC 2016, Singapore, 12 – 14 Dec 2016

Strong 8-bit Sboxes with Efficient Masking in Hardware

Erik Boss, Vincent Grosso, Tim Güneysu, Gregor Leander, Amir Moradi, Tobias Schneider - Work­shop on Cryp­to­gra­phic Hard­ware and Em­bed­ded Sys­tems, CHES 2016, Santa Barbara, California, USA, August 17 - 19, 2016.

ParTI - Towards Combined Hardware Countermeasures against Side-Channel and Fault-Injection Attacks

Tobias Schneider, Amir Moradi, Tim Güneysu - International Cryptology Conference - CRYPTO 2016, Santa Barbara, California, USA, August 14 - 18, 2016.

Bridging the Gap: Advanced Tools for Side-Channel Leakage Estimation beyond Gaussian Templates and Histograms

Tobias Schneider, Amir Moradi, François-Xavier Standaert, Tim Güneysu - 23nd In­ter­na­tio­nal Con­fe­rence on Selec­ted Areas in Cryp­to­gra­phy, SAC 2016, St. John's, NL, Canada, August 10–12, 2016.

A Grain in the Silicon: SCA-Protected AES in Less than 30 Slices

Pascal Sasdrich, Tim Güneysu - 27th Annual IEEE International Conference on Application-specific Systems, Architectures and Processors, ASAP 2016, London, United Kingdom, July 6-8 2016, to appear

High-Performance and Lightweight Lattice-Based Public-Key Encryption

Johannes Buchmann, Florian Göpfert, Tim Güneysu, Tobias Oder, Thomas Pöppelmann - 2nd International Workshop on IoT Privacy, Trust, and Security 2016, IoTPTS 2016, Xi'an, China, May 30, 2016.

Robust and One-Pass Parallel Computation of Correlation-Based Attacks at Arbitrary Order

Tobias Schneider, Amir Moradi, Tim Güneysu - 7th In­ter­na­tio­nal Work­shop on Con­struc­tive Si­de-Chan­nel Ana­ly­sis and Se­cu­re De­sign, CO­SA­DE 2016, Gray, Austria, April 14-15, 2016

White-Box Cryptography in the Gray Box - A Hardware Implementation and its Side Channels

Pascal Sasdrich, Amir Moradi, Tim Güneysu - 23rd International Conference on Fast Software Encryption, FSE 2016, Bochum, Germany, March 20-23 2016

On the Problems of Realizing Reliable and Efficient Ring Oscillator PUFs on FPGAs

Alexander Wild, Georg T. Becker, Tim Güneysu - IEEE International Symposium on Hardware Oriented Security and Trust, HOST 2016, McLean, VA, USA, May 3-5, 2016

IND-CCA Secure Hybrid Encryption from QC-MDPC Niederreiter

Ingo von Maurich, Lukas Heberle, Tim Güneysu - 7th International Conference on Post-Quantum Cryptography (PQCrypto'16), Fukuoka, Japan, February 24-26, 2016.

2015
Implementing Curve25519 for Side-Channel-Protected Elliptic Curve Cryptography

Pascal Sasdrich, Tim Güneysu - ACM Transactions on Reconfigurable Technology and Systems (TRETS) - Special Section on the 2014 International Symposium on Applied Reconfigurable Computing, Volume 9, Issue 1, November 2015, Article No. 3, ACM New York, NY, USA

Affine Equivalence and its Application to Tightening Threshold Implementations

Pascal Sasdrich, Amir Moradi, Tim Güneysu - 22nd International Conference on Selected Areas in Cryptography, SAC 2015, Mount Allison University Sackville, New Brunswick, Canada, August 12-14 2015

Arithmetic Addition over Boolean Masking - Towards First- and Second-Order Resistance in Hardware

Tobias Schneider, Amir Moradi, Tim Güneysu - In­ter­na­tio­nal Con­fe­rence on Ap­p­lied Cryp­to­gra­phy and Net­work Se­cu­ri­ty - ACNS 2015, New York, USA, 2–5 June 2015.

High-Performance Ideal Lattice-Based Cryptography on ATxmega 8-bit Microcontrollers

Thomas Pöppelmann, Tobias Oder, Tim Güneysu - Latincrypt 2015, Bienvenido, Guadalajara, Mexico, August 23-26, 2015

Achieving Side-Channel Protection with Dynamic Logic Reconfiguration on Modern FPGAs

Pascal Sasdrich, Amir Moradi, Oliver Mischke, Tim Güneysu - IEEE International Symposium on Hardware Oriented Security and Trust, HOST 2015, McLean, VA, USA, May 5-7, 2015

Evaluating the Duplication of Dual-Rail Precharge Logics on FPGAs

Alexander Wild, Amir Moradi, Tim Güneysu - 6th In­ter­na­tio­nal Work­shop on Con­struc­tive Si­de-Chan­nel Ana­ly­sis and Se­cu­re De­sign, CO­SA­DE 2015, Ber­lin, Ger­ma­ny, April 13-14, 2015.

Side-Channel Protection by Randomizing Look-Up Tables on Reconfigurable Hardware - Pitfalls of Memory Primitives

Pascal Sasdrich, Oliver Mischke, Amir Moradi, Tim Güneysu - 6th International Workshop on Constructive Side-Channel Analysis and Secure Design, COSADE 2015, Berlin, Germany, April 13-14, 2015

Practical Lattice-based Digital Signature Schemes

James Howe, Thomas Pöppelmann, Maire O'Neill, Elizabeth O'Sullivan, Tim Güneysu - ACM Transaction on Embedded Computing, Volume 14 Issue 3, Article No. 41, May 2015

Security Analysis of Index-Based Syndrome Coding for PUF-Based Key Generation

Georg T. Becker, Alexander Wild, Tim Güneysu - IEEE International Symposium on Hardware Oriented Security and Trust, HOST 2015, McLean, VA, USA, May 5-7, 2015

Implementing QC-MDPC McEliece Encryption

Ingo von Maurich, Tobias Oder, Tim Güneysu - ACM Transactions on Embedded Computing Systems (TECS) - Special Issue on Embedded Platforms for Crypto and Regular Papers TECS, Volume 14 Issue 3, May 2015, Article No. 44, ACM New York, NY, USA.

2014
A Hardware-Assisted Proof-of-Concept for Secure VoIP Clients on Untrusted Operating Systems

Maik Ender, Düppmann, Gerd, Alexander Wild, Thomas Pöppelmann, Tim Güneysu - 2014 International Conference on Reconfigurable Computing and FPGAs (ReConFig 2014), Cancun, Mexico, December 8-10, 2014

Towards Side-Channel Resistant Implementations of QC-MDPC McEliece Encryption on Constrained Devices

Ingo von Maurich, Tim Güneysu - Post-Quantum Cryptography - 6th International Workshop, PQCrypto 2014, Waterloo, ON, Canada, October 1-3, 2014

Enabling SRAM-PUFs on Xilinx FPGAs

Alexander Wild, Tim Güneysu - 24th International Conference on Field Programmable Logic and Applications Munich, Germany; September 2 - 4, 2014

THOR - The hardware onion router

Tim Güneysu, Francesco Regazzoni, Pascal Sasdrich, Marcin Wójcik - 24th In­ter­na­tio­nal Con­fe­rence on Field Pro­gramma­ble Logic and Ap­p­li­ca­ti­ons Mu­nich, Ger­ma­ny; Sep­tem­ber 2 - 4, 2014

High-speed signatures from standard lattices

Özgür Dagdelen, Rachid El Bansarkhani, Florian Göpfert, Tim Güneysu, Tobias Oder, Thomas Pöppelmann, Ana Helena Sánchez, Peter Schwabe - to appear in Latincrypt 2014

Fault Sensitivity Analysis Meets Zero-Value Attack

Oliver Mischke, Amir Moradi, Tim Güneysu - Fault Diagnosis and Tolerance in Cryptography - FDTC 2014, Busan, Korea, September 23, 2013.

Enhanced Lattice-Based Signatures on Reconfigurable Hardware

Thomas Pöppelmann, Léo Ducas, Tim Güneysu - Cryp­to­gra­phic Hard­ware and Em­bed­ded Sys­tems - CHES 2014 - 16th In­ter­na­tio­nal Work­shop, Busan, Korea, Sep­tem­ber 23-26, 2014

Lattice-Based Signatures: Optimization and Implementation on Reconfigurable Hardware

Tim Güneysu, Vadim Lyubashevsky, Thomas Pöppelmann - To appear in IEEE Transactions on Computers.

Beyond ECDSA and RSA: Lattice-based Digital Signatures on Constrained Devices

Tobias Oder, Thomas Pöppelmann, Tim Güneysu - The 51st Annual Design Automation Conference 2014, DAC '14, San Francisco, CA, USA, June 1-5, 2014

Area Optimization of Lightweight Lattice-Based Encryption on Reconfigurable Hardware

Thomas Pöppelmann, Tim Güneysu - IEEE International Symposium on Circuits and Systemss, ISCAS 2014, Melbourne, Victoria, Australia, June 1-5, 2014

Efficient Elliptic-Curve Cryptography using Curve25519 on Recon figurable Devices

Pascal Sasdrich, Tim Güneysu - Reconfigurable Computing: Architectures, Tools, and Applications - 10th International Symposium, ARC 2014, Vilamoura, Portugal, April 14-16, 2014

Lightweight Code-based Cryptography: QC-MDPC McEliece Encryption on Reconfigurable Devices

Ingo von Maurich, Tim Güneysu - Design, Automation & Test in Europe, DATE 2014, Dresden, Germany, March 24-28, 2014.

MicroACP - A Fast and Secure Reconfigurable Asymmetric Crypto-Processor

Christoph Pöpper, Oliver Mischke, Tim Güneysu - International Symposium on Applied Reconfigurable Computing - ARC2014, Vilamoura, Algarve, Portugal. To appear.

Cryptographic Algorithms on the GA144 Asynchronous Multi-Core Processor - Implementation and Side-Channel Analysis

Tobias Schneider, Ingo von Maurich, Tim Güneysu, David Oswald - Journal of Signal Processing Systems, Springer, 2014.

2013
Smaller Keys for Code-based Cryptography: QC-MDPC McEliece Implementations on Embedded Devices

Stefan Heyse, Ingo von Maurich, Tim Güneysu - Cryptographic Hardware and Embedded Systems - CHES 2013 - 15th International Workshop, Santa Barbara, CA, USA, August 20-23, 2013

Towards Practical Lattice-Based Public-Key Encryption on Reconfigurable Hardware

Thomas Pöppelmann, Tim Güneysu - Selected Areas in Cryptography - SAC 2013 - 20th International Conference, Burnaby, BC, Canada, August 14-16, 2013

Attacking Atmel's CryptoMemory EEPROM with Special-Purpose Hardware

Alexander Wild, Tim Güneysu, Amir Moradi - Applied Cryptography and Network Security - 11th International Conference, ACNS 2013, Banff, AB, Canada, June 25-28, 2013

Efficient Implementation of Cryptographic Primitives on the GA144 Multi-core Architecture

Tobias Schneider, Ingo von Maurich, Tim Güneysu - 24th International Conference on Application-Specific Systems, Architectures and Processors, ASAP 2013, Washington, DC, USA, June 5-7, 2013

Software Speed Records for Lattice-Based Signatures

Tim Güneysu, Tobias Oder, Thomas Pöppelmann, Peter Schwabe - Post-Quantum Cryptography - 5th International Workshop, PQCrypto 2013, Limoges, France, June 4-7, 2013

High-Performance Cryptanalysis on RIVYERA and COPACOBANA Computing Systems

Tim Güneysu, Timo Kasper, Martin Novotný, Chris­tof Paar, Lars Wienbrandt, Ralf Zimmermann - "High-Performance Computing Using FPGAs", Vanderbauwhede, Benkrid (Eds.), p. 335-366, February 2013, Springer Verlag, ISBN: 978-1-4614-1790-3

Evaluation of Standardized Password-Based Key Derivation against Parallel Processing Platforms

Markus Dürmuth, Tim Güneysu, Markus Kasper, Chris­tof Paar, Tolga Yalcin, Ralf Zimmermann - Computer Security - ESORICS 2012 - 17th European Symposium on Research in Computer Security, Pisa, Italy, September 10-12, 2012

2012
Embedded Syndrome-Based Hashing

Ingo von Maurich, Tim Güneysu - Progress in Cryptology - INDOCRYPT 2012, 13th International Conference on Cryptology in India, Kolkata, India, December 9-12, 2012

IPSecco: A Lightweight and Reconfigurable IPSec Core

Benedikt Driessen, Tim Güneysu, Elif Bilge Kavun, Oliver Mischke, Chris­tof Paar, Thomas Pöppelmann - 2012 International Conference on Reconfigurable Computing and FPGAs, ReConFig 2012, Cancun, Mexico, December 5-7, 2012

PRINCE – A Low-Latency Block Cipher for Pervasive Computing Applications (Extended Abstract)

Julia Borghoff, Anne Canteaut, Tim Güneysu, Elif Bilge Kavun, Miroslav Knezevic, Lars R. Knudsen, Gregor Leander, Ventzislav Nikov, Chris­tof Paar, Christian Rechberger, Peter Rombouts, Søren S. Thomsen, Tolga Yalcin - Advances in Cryptology - ASIACRYPT 2012 - 18th International Conference on the Theory and Application of Cryptology and Information Security, Beijing, China, December 2-6, 2012

Compact Implementation and Performance Evaluation of Hash Functions in ATtiny Devices

Josep Balasch, Baris Ege, Thomas Eisenbarth, Benoît Gérard, Zheng Gong, Tim Güneysu, Stefan Heyse, Stéphanie Kerckhof, Francois Koeune, Thomas Plos, Thomas Pöppelmann, Francesco Regazzoni, Francois-Xavier Standaert, Gilles Van Assche, Ronny Van Keer, Loic Van Oldeneel Tot Oldenzeel, Ingo von Maurich - Smart Card Research and Advanced Applications - 11th International Conference, CARDIS 2012, Graz, Austria, November 28-30, 2012

Side Channels as Building Blocks

Markus Kasper, Amir Moradi, Georg T. Becker, Oliver Mischke, Tim Güneysu, Chris­tof Paar, Wayne Burleson - Journal of Cryptographic Engineering, Volume 2, Number 3, pages 143-159, 2012, Springer.

Compact Implementation and Performance Evaluation of Block Ciphers in ATtiny Devices

Thomas Eisenbarth, Zheng Gong, Tim Güneysu, Stefan Heyse, Sebastiaan Indesteege, Stéphanie Kerckhof, Francois Koeune, Tomislav Nad, Thomas Plos, Francesco Regazzoni, Francois-Xavier Standaert, Loic van Oldeneel tot Oldenzeel - Progress in Cryptology - AFRICACRYPT 2012 - 5th International Conference on Cryptology in Africa, Ifrance, Morocco, July 10-12, 2012

Towards Efficient Arithmetic for Lattice-Based Cryptography on Reconfigurable Hardware

Thomas Pöppelmann, Tim Güneysu - Progress in Cryptology - LATINCRYPT 2012 - 2nd International Conference on Cryptology and Information Security in Latin America, Santiago, Chile, October 7-10, 2012

Practical Lattice-Based Cryptography: A Signature Scheme for Embedded Systems

Tim Güneysu, Vadim Lyubashevsky, Thomas Pöppelmann - Cryp­to­gra­phic Hard­ware and Em­bed­ded Sys­tems - CHES 2012 - 14th In­ter­na­tio­nal Work­shop, Leuven, Belgium, Sep­tem­ber 9-12, 2012

Experimentally Verifying a Complex Algebraic Attack on the Grain-128 Cipher Using Dedicated Reconfigurable Hardware

Itai Dinur, Tim Güneysu, Chris­tof Paar, Adi Shamir, Ralf Zimmermann - SHARCS 2012 (http://2012.sharcs.org/index.html), 17-18 March 2012, Washington DC, USA

2011
An Experimentally Verified Attack on Full Grain-128 Using Dedicated Reconfigurable Hardware

Itai Dinur, Tim Güneysu, Chris­tof Paar, Adi Shamir, Ralf Zimmermann - Advances in Cryptology - ASIACRYPT 2011 - 17th International Conference on the Theory and Application of Cryptology and Information Security, Seoul, South Korea, December 4-8, 2011

MicroECC: A Lightweight Reconfigurable Elliptic Curve Crypto-Processor

Michal Varchola, Tim Güneysu, Oliver Mischke - 2011 International Conference on Reconfigurable Computing and FPGAs, ReConFig 2011, Cancun, Mexico, November 30 - December 2, 2011

Decrypting HDCP-Protected Video Streams using Reconfigurable Hardware

Benno Lomb, Tim Güneysu - 2011 International Conference on Reconfigurable Computing and FPGAs, ReConFig 2011, Cancun, Mexico, November 30 - December 2, 2011

Generic Side-Channel Countermeasures for Reconfigurable Devices

Tim Güneysu, Amir Moradi - Cryptographic Hardware and Embedded Systems - CHES 2011 - 13th International Workshop, Nara, Japan, September 28 - October 1, 2011

The future of high-speed cryptography: new computing platforms and new ciphers

Tim Güneysu, Stefan Heyse, Chris­tof Paar - Proceedings of the 21st ACM Great Lakes Symposium on VLSI 2010, Lausanne, Switzerland, May 2-6, 2011

2010
"COPACOBANA: A Massively Parallel FPGA-Based Computer Architecture". B. Schmidt ed. in "Bioinformatics: High Performance Parallel Computer Architectures"

M. Schimmler, L. Wienbrandt, Tim Güneysu, J. Bissel - CRC Press Inc., ISBN 978-1-439-81488-8, 2010.

"Modular Integer Arithmetic for Public Key Cryptography". I. Verbauwhede ed. in "Secure Integrated Circuits and Systems"

Tim Güneysu, Chris­tof Paar - Springer US, ISBN: 978-0-387-71827-9, 2010.

DSPs, BRAMs, and a Pinch of Logic: Extended Recipes for AES on FPGAs

S. Drimer, Tim Güneysu, Chris­tof Paar - ACM Transactions on Reconfigurable Technology and Systems (TRETS), Vol. 3. 2010.

Using Data Contention in Dual-Ported Memories for Security Applications

Tim Güneysu - Journal of Signal Processing Systems, Springer, 2010, Online-first DOI: 10.1007/s11265-010-0560-z

Breaking Elliptic Curves Cryptosystems using Reconfigurable Hardware

J. Fan, D. V. Bailey, L. Batina, Tim Güneysu, Chris­tof Paar, I. Verbauwhede - International Conference on Field Programmable Logic and Applications, FPL 2010, August 31 2010 - September 2, 2010, Milano, Italy

High-Performance Integer Factoring with Reconfigurable Devices

Ralf Zimmermann, Tim Güneysu, Chris­tof Paar - International Conference on Field Programmable Logic and Applications, FPL 2010, August 31 2010 - September 2, 2010, Milano, Italy

Utilizing hard cores of modern FPGA devices for high-performance cryptography

Tim Güneysu - Journal of Cryptographic Engineering, Volume 1, Number 1, 37-55, DOI: 10.1007/s13389-011-0002-2

Breaking Elliptic Curve Cryptosystems using Reconfigurable Hardware

J. Fan, D. V. Bailey, L.Batina, Tim Güneysu, Chris­tof Paar, I. Verbauwhede - IEEE Field Programmable Logic, 133-138, IEEE Computer Society, 2010.

2009
Transforming Write Collisions in Block RAMs into Security Applications

Tim Güneysu, Chris­tof Paar - Proceedings of the 2009 International Conference on Field-Programmable Technology, FPT 2009, Sydney, Australia, December 9-11, 2009

Three Years of Evolution: Cryptanalysis with COPACOBANA Special-purpose Hardware for Attacking Cryptographic Systems 2009

Tim Güneysu, Gerd Pfeiffer, Chris­tof Paar, Manfred Schimmler - SHARCS 2009, Lausanne, Switzerland. September 9-10, 2009.

MicroEliece: McEliece for Embedded Devices

Thomas Eisenbarth, Tim Güneysu, Stefan Heyse, Chris­tof Paar - Cryptographic Hardware and Embedded Systems - CHES 2009, 11th International Workshop, Lausanne, Switzerland, September 6-9, 2009

Trojan Side-Channels: Lightweight Hardware Trojans through Side-Channel Engineering

Lang Lin, Markus Kasper, Tim Güneysu, Chris­tof Paar, Wayne Burleson - Cryptographic Hardware and Embedded Systems - CHES 2009, 11th International Workshop, Lausanne, Switzerland, September 6-9, 2009

Secure IP-Block Distribution for Hardware Devices

Jorge Guajardo Merchan, Tim Güneysu, Sandeep Kumar, Chris­tof Paar - IEEE International Workshop on Hardware-Oriented Security and Trust, HOST 2009, San Francisco, CA, USA, July 27, 2009

2008
Enhancing COPACOBANA for Advanced Applications in Cryptography and Cryptanalysis

Tim Güneysu, Chris­tof Paar, Gerd Pfeiffer, Manfred Schimmler - FPL 2008, International Conference on Field Programmable Logic and Applications, Heidelberg, Germany, 8-10 September 2008

Exploiting the Power of GPUs for Asymmetric Cryptography

Robert Szerwinski, Tim Güneysu - Cryptographic Hardware and Embedded Systems - CHES 2008, 10th International Workshop, Washington, D.C., USA, August 10-13, 2008.

Ultra High Performance ECC over NIST Primes on Commercial FPGAs

Tim Güneysu, Chris­tof Paar - Cryptographic Hardware and Embedded Systems - CHES 2008, 10th International Workshop, Washington, D.C., USA, August 10-13, 2008. Proceedings

Protecting Multiple Cores in a Single FPGA Design 8/2008

Saar Drimer, Tim Güneysu, Markus G. Kuhn, Chris­tof Paar - Technical Report/Draft, written 5/2008, available on-line.

DSPs, BRAMs and a Pinch of Logic: New recipes for AES on FPGAs

Saar Drimer, Tim Güneysu, Chris­tof Paar - 16th IEEE International Symposium on Field-Programmable Custom Computing Machines, FCCM 2008, 14-15 April 2008, Stanford, Palo Alto, California, USA

Breaking Legacy Banking Standards with Special-Purpose Hardware

Tim Güneysu, Chris­tof Paar - Financial Cryptography and Data Security, 12th International Conference, FC 2008, Cozumel, Mexico, January 28-31, 2008

Cryptanalysis with COPACOBANA

Tim Güneysu, Timo Kasper, Martin Novotny, Chris­tof Paar, Andy Rupp - IEEE Transactions on Computers, November 2008, vol. 57, no. 11, 2008.

2007
Dynamic Intellectual Property Protection for Reconfigurable Devices

Tim Güneysu, Bodo Möller, Chris­tof Paar - 2007 International Conference on Field-Programmable Technology, ICFPT 2007, Kitakyushu, Japan, December 12-14, 2007

Reconfigurable Trusted Computing in Hardware

Ahmad-Reza Sadeghi, Dries Schellekens, Marko Wolf, Thomas Eisenbarth, Tim Güneysu, Chris­tof Paar - Proceedings of the 2nd ACM Workshop on Scalable Trusted Computing, STC 2007, Alexandria, VA, USA, November 2, 2007

Cryptanalytic Time-Memory Tradeoffs on COPACOBANA

Tim Güneysu, Andy Rupp, S. Spitz - INFORMATIK 2007: Informatik trifft Logistik. Band 2. Beiträge der 37. Jahrestagung der Gesellschaft für Informatik e.V. (GI), 24.-27. September 2007 in Bremen

Efficient Hash Collision Search Strategies on Special-Purpose Hardware

Tim Güneysu, Chris­tof Paar, S. Schäge - Research in Cryptology, Second Western European Workshop, WEWoRC 2007, Bochum, Germany, July 4-6, 2007, Revised Selected Papers

Parallel Computing with Low-Cost FPGAs: A Framework for COPACOBANA

Tim Güneysu, Chris­tof Paar, Jan Pelzl, G. Pfeiffer, M. Schimmler, C. Schleiffer - Parallel Computing: Architectures, Algorithms and Applications, ParCo 2007, Forschungszentrum Jülich and RWTH Aachen University, Germany, 4-7 September 2007

Efficient Hash Collision Search Strategies on Special-Purpose Hardware

Tim Güneysu, Chris­tof Paar, Sven Schäge - Research in Cryptology, Second Western European Workshop, WEWoRC 2007, Bochum, Germany, July 4-6, 2007, Revised Selected Papers

New Protection Mechanisms for Intellectual Property in Reconfigurable Logic

Tim Güneysu, Bodo Möller, Chris­tof Paar - IEEE Symposium on Field-Programmable Custom Computing Machines, FCCM 2007, 23-25 April 2007, Napa, California, USA

2006
Efficient Hardware Implementation of Finite Fields with Applications to Cryptography

Jorge Guajardo Merchan, Tim Güneysu, Sandeep Kumar, Chris­tof Paar, Jan Pelzl - Acta Applicandae Mathematicae: An International Survey Journal on Applying Mathematics and Mathematical Applications, Volume 93, Numbers 1-3, pp. 75-118, September 2006.

On the Security of Elliptic Curve Cryptosystems against Attacks with Special-Purpose Hardware

Tim Güneysu, Chris­tof Paar, Jan Pelzl - 2nd Workshop on Special-purpose Hardware for Attacking Cryptographic Systems - SHARCS 2006, Cologne, Germany, April 3-4, 2006,.