publications

2026

FloatDoor: Platform-Triggered Backdoors in LLMs

N Loose, J Sander, F Mächtle, T Eisenbarth · arXiv

Trace Gadgets: Minimizing Code Context for Machine Learning-Based Vulnerability Prediction

F Mächtle, N Loose, T Schulz, F Sieck, JN Serr, R Müller, T Eisenbarth · AsiaCCS

SWAT: Improvements to the Symbolic Executor

N Loose, F Sieck, F Mächtle, T Eisenbarth · TACAS · competition contribution

Dasa: Fully Gradient-Based Program Analysis

F Mächtle, JN Serr, N Loose, T Eisenbarth · TACAS · competition contribution

Prompt Pirates Need a Map: Stealing Seeds Helps Stealing Prompts

F Mächtle, A Shetty, J Sander, N Loose, S Pirk, T Eisenbarth · AsiaCCS

Beyond Accuracy: Characterizing Code Comprehension Capabilities in (Large) Language Models

F Mächtle, JN Serr, N Loose, T Eisenbarth · ICSE - DeepTest

Code-Centric Detection of Vulnerability-Fixing Commits: A Unified Benchmark and Empirical Study

N Loose, J Bienhöls, K Hempel, F Mächtle, T Eisenbarth · ASE

Coverage-Guided Multi-Agent Harness Generation for Java Library Fuzzing

N Loose, N Winkel, K Hempel, F Mächtle, J Hans, T Eisenbarth · arXiv

2025

OCEAN: Open-World Contrastive Authorship Identification

F Mächtle, JN Serr, N Loose, J Sander, T Eisenbarth · ACNS

AutoStub: Genetic Programming-Based Stub Creation for Symbolic Execution

F Mächtle, N Loose, JN Serr, J Sander, T Eisenbarth · ICSE - SBFT

2024

SWAT: Modular Dynamic Symbolic Execution for Java Applications Using Dynamic Instrumentation

N Loose, F Mächtle, F Sieck, T Eisenbarth · TACAS · competition contribution

SOVEREIGN — Towards a Holistic Approach to Critical Infrastructure Protection

G Becker, T Eisenbarth, H Federrath, M Fischer, N Loose, S Ott, J Pecholt, et al. · ARES

2023

Madvex: Instrumentation-Based Adversarial Attacks on Machine Learning Malware Detection

N Loose, F Mächtle, C Pott, V Bezsmertnyi, T Eisenbarth · DIMVA

2022

VULPEX: Vulnerable Path Exploration Through Dynamic Symbolic Execution

N Loose · master thesis · university of lübeck