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