World's Best Scientists 2026 revealed!
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Computer Science
Germany
2025

D-Index & Metrics

Computer Science

D-Index
82
Citations
30357
World Ranking
952
National Ranking
34

Electronics and Electrical Engineering

D-Index
65
Citations
20863
World Ranking
1189
National Ranking
32

Research.com Recognitions

  • 2025 - Research.com Computer Science in Germany Leader Award
  • 2023 - Research.com Computer Science in Germany Leader Award
  • 2022 - Research.com Computer Science in Germany Leader Award
  • 2019 - German National Academy of Sciences Leopoldina - Deutsche Akademie der Naturforscher Leopoldina – Nationale Akademie der Wissenschaften Informatics
  • 2011 - IEEE Fellow For contributions to cryptographic engineering

Overview

Christof Paar is affiliated with the Max Planck Institute for Security and Privacy in Germany. Their research spans multiple fields within computer science and engineering, focusing primarily on hardware and architecture as well as electrical and electronic engineering. Their work also intersects with artificial intelligence, signal processing, and computer networks and communications.

The scientist's research topics cover a range of areas within security and computing. Key topics include:

  • Physical Unclonable Functions (PUFs) and Hardware Security
  • Advanced Malware Detection Techniques
  • Security and Verification in Computing
  • Cryptographic Implementations and Security
  • Wireless Communication Security Techniques
  • Advanced Wireless Communication Technologies
  • Adversarial Robustness in Machine Learning

Christof Paar has contributed to numerous publications, frequently appearing in the following venues:

  • arXiv (Cornell University)
  • IACR Transactions on Cryptographic Hardware and Embedded Systems
  • 2022 IEEE Symposium on Security and Privacy (SP)
  • Journal of Cryptographic Engineering
  • IEEE Transactions on Information Forensics and Security

Recent published papers include:

  • "Reconfigurable Intelligent Surface for Physical Layer Key Generation: Constructive or Destructive?" (2022, IEEE Wireless Communications)
  • "IRShield: A Countermeasure Against Adversarial Physical-Layer Wireless Sensing" (2022, 2022 IEEE Symposium on Security and Privacy (SP))
  • "A survey of algorithmic methods in IC reverse engineering" (2021, Journal of Cryptographic Engineering)
  • "The Unpatchable Silicon: A Full Break of the Bitstream Encryption of Xilinx 7-Series FPGAs" (2021, arXiv (Cornell University))
  • "DANA Universal Dataflow Analysis for Gate-Level Netlist Reverse Engineering" (2020, IACR Transactions on Cryptographic Hardware and Embedded Systems)

Christof Paar frequently collaborates with other researchers, with frequent coauthors including:

  • Paul Staat
  • Christian Zenger
  • Julian Speith
  • H. Elders-Boll
  • Marc Fyrbiak

The scientist's work has been recognized with awards such as membership in the German National Academy of Sciences Leopoldina in 2019 for informatics and designation as an IEEE Fellow in 2011 for contributions to cryptographic engineering.

Best Publications

  • PRESENT: An Ultra-Lightweight Block Cipher

    A. Bogdanov;L. R. Knudsen;G. Leander;C. Paar

  • Understanding Cryptography: A Textbook For Students And Practitioners

    Christof Paar;Jan Pelzl

  • PRINCE – A Low-latency Block Cipher for Pervasive Computing Applications

    Julia Borghoff;Anne Canteaut;Tim Güneysu;Elif Bilge Kavun

  • A stochastic model for differential side channel cryptanalysis

    Werner Schindler;Kerstin Lemke;Christof Paar

  • PRINCE: a low-latency block cipher for pervasive computing applications

    Julia Borghoff;Anne Canteaut;Tim Güneysu;Elif Bilge Kavun

  • A Survey of Lightweight-Cryptography Implementations

    T. Eisenbarth;S. Kumar

  • Cryptographic Hardware and Embedded Systems - CHES 2002

    Burton S. Kaliski;çetin K. Koç;Christof Paar

  • An FPGA-based performance evaluation of the AES block cipher candidate algorithm finalists

    A.J. Elbirt;W. Yip;B. Chetwynd;C. Paar

  • Optimal extension fields for fast arithmetic in public-key algorithms

    D. V. Bailey;C. Paar

  • Pushing the limits: a very compact and a threshold implementation of AES

    Amir Moradi;Axel Poschmann;San Ling;Christof Paar

  • Cryptographic Hardware and Embedded Systems — CHES 2001

    Çetin K. Koç;David Naccache;Christof Paar

  • On the Power of Power Analysis in the Real World: A Complete Break of the KeeLoq Code Hopping Scheme

    Thomas Eisenbarth;Timo Kasper;Amir Moradi;Christof Paar

  • Templates vs. stochastic methods

    Benedikt Gierlichs;Kerstin Lemke-Rust;Christof Paar

  • New Lightweight DES Variants

    Gregor Leander;Christof Paar;Axel Poschmann;Kai Schramm

  • Cryptographic Hardware and Embedded Systems - CHES 2003

    Colin D. Walter;Çetin K. Koç;Christof Paar

  • Breaking ciphers with COPACOBANA –a cost-optimized parallel code breaker

    Sandeep Kumar;Christof Paar;Jan Pelzl;Gerd Pfeiffer

  • Cryptographic Hardware and Embedded Systems — CHES 2000

    Çetin K. Koç;Christof Paar

  • Stealthy dopant-level hardware trojans

    Georg T. Becker;Francesco Regazzoni;Christof Paar;Wayne P. Burleson

  • A High Performance Reconfigurable Elliptic Curve Processor for GF(2m)

    Gerardo Orlando;Christof Paar

  • Higher order masking of the AES

    Kai Schramm;Christof Paar

  • Montgomery modular exponentiation on reconfigurable hardware

    T. Blum;C. Paar

Frequent Co-Authors

Amir Moradi
Amir Moradi Technical University of Darmstadt
Tim Güneysu
Tim Güneysu Ruhr University Bochum
Thomas Eisenbarth
Thomas Eisenbarth University of Lübeck
Gregor Leander
Gregor Leander Ruhr University Bochum
Çetin Kaya Koç
Çetin Kaya Koç University of California, Santa Barbara
Wayne Burleson
Wayne Burleson University of Massachusetts Amherst
Lejla Batina
Lejla Batina Radboud University
Francesco Regazzoni
Francesco Regazzoni Polytechnic University of Milan
Peter Schwabe
Peter Schwabe Radboud University

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