HomepageTeam Former Team Members

Jens-Rene Giesen, M.Sc.

Academic Staff

Bio

Jens-Rene Giesen is a research assistant in the working group for System Security at the University of Duisburg-Essen.

Publications

Filterung nach mehreren Suchwörtern möglich, getrennt durch Leerzeichen.
  • Riccardo Preatoni, Christian Scholz, Jens-Rene Giesen, Alessandro Brighente, Lucas Davi and Mauro Conti: Beyond Theft: How Underestimated Smart Contract Vulnerabilities Enable Extortionware. In: Proc. of 21st International Conference on Availability, Reliability and Security (ARES '26), Springer, Linköping, Sweden, aug 2026.  
  • Pascal Winkler, Christian Scholz, Jens-Rene Giesen, Noah Kappert and Lucas Davi: Fuzzing Cross-Chain Vulnerabilities with BridgeFuzz. In: 19th European Workshop on Systems Security (EuroSec), Volume 2026, , Edinburgh, Schottland, UK, 2026.  
  • Pascal Winkler, Jens-Rene Giesen, Oussama Draissi, Federico Badaloni, Sebastian Holler, Clara Schneidewind and Lucas Davi: Lessons: Brigade as a Defense Against Real-World DeFi Bridge Exploits. In: Proc. of 24th International Conference on Applied Cryptography and Network Security (ACNS), , Stony Brook, USA, 2026.   [DOI]
  • Tobias Cloosters, Pascal Winkler, Jens-Rene Giesen, Ghassan Karame and Lucas Davi: SscRex: Practical Symbolic Execution of Solana Smart Contracts. In: Proc. of 23rd International Conference of Detection of Intrusions and Malware, and Vulnerability Assessment (DIMVA), Springer, Chania, Greece, 2026.  
  • Jens-Rene Giesen, Christian Scholz and Lucas Davi: Poster: Code HarvETHter: Corpus-Driven Decompilation of Ethereum Smart Contracts. In: Proc. of the 32th ACM SIGSAC Conference on Computer & Communications Security (CCS), ACM, Taipeh, Taiwan, nov 2025.  
  • David Paaßen, Jens-Rene Giesen and Lucas Davi: Targeted Fuzzing for Unsafe Rust Code: Leveraging Selective Instrumentation. In: Proc. of 29th International Conference on Evaluation and Assessment in Software Engineering (EASE), , jun 2025.  
  • Jens-Rene Giesen, Sebastien Andreina, Michael Rodler, Ghassan Karame and Lucas Davi: HCC: A Language-Independent Hardening Contract Compiler for Smart Contracts. In: Proc. of 23rd International Conference on Applied Cryptography and Network Security (ACNS), Springer, Munich, Germany, 2025.  
  • Sebastien Andreina, Tobias Cloosters, Lucas Davi, Jens-Rene Giesen, Marco Gutfleisch, Ghassan Karame, Alena Naiakshina and Houda Naji: Defying the Odds: Solana’s Unexpected Resilience in Spite of the Security Challenges Faced by Developers. In: Proc. of the 31th ACM SIGSAC Conference on Computer & Communications Security (CCS), ACM, Salt Lake City, USA, oct 2024.  
  • Sven Smolka, Jens-Rene Giesen, Pascal Winkler, Oussama Draissi, Lucas Davi, Ghassan Karame and Klaus Pohl: Fuzz on the Beach: Fuzzing Solana Smart Contracts. In: Proc. of the 30th ACM SIGSAC Conference on Computer & Communications Security (CCS), ACM, Copenhagen, Denmark, nov 2023.  
  • Jens-Rene Giesen, Sebastien Andreina, Michael Rodler, Ghassan O. Karame and Lucas Davi: Tutorial: Analyzing, Exploiting, and Patching Smart Contracts in Ethereum. In: Proc. of 7th IEEE Secure Development Conference (SecDev), , oct 2022.  

    • Talks

    • Giesen, Jens-Rene; Andreina, Sebastien; Rodler, Michael; Karame, Ghassan; Davi, Lucas: HCC: A Language-Independent Hardening Contract Compiler for Smart Contracts. International Conference on Applied Cryptography and Network Security (ACNS), 23rd Jun 2025, Munich, Germany.
    • Smolka, Sven; Giesen, Jens-Rene; Winkler, Pascal; Draissi, Oussama; Davi, Lucas; Karame, Ghassan; Pohl, Klaus: Fuzz on the Beach: Fuzzing Solana Smart Contracts. ACM SIGSAC Conference on Computer & Communications Security (CCS), 28th Nov 2023, Kopenhagen, Dänemark.
    • Giesen, Jens-Rene; Andreina, Sebastien; Rodler, Michael; Karame, Ghassan; Davi, Lucas: Tutorial: Analyzing, Exploiting, and Patching Smart Contracts in Ethereum. IEEE Secure Development Conference 2022, 18th Oct 2022, Atlanta, Georgia (USA).

    Academic Staff

    Jens-Rene Giesen, M.Sc.

    Telephone: +49 201 18-37357
    E-mail:
    Room: S-GW 307