6 papers
Attesting LLM Pipelines: Enforcing Verifiable Training and Release Claims
Zhuoran Tan, Jeremy Singer, Christos Anagnostopoulos
Modern Large Language Model (LLM) systems are assembled from third-party artifacts such as pre-trained weights, fine-tuning adapters, datasets, dependency packages, and container i…
Distributed Log-driven Anomaly Detection System based on Evolving Decision Making
Zhuoran Tan, Qiyuan Wang, Christos Anagnostopoulos +3
Effective anomaly detection from logs is crucial for enhancing cybersecurity defenses by enabling the early identification of threats. Despite advances in anomaly detection, existi…
Distributed Temporal Graph Learning with Provenance for APT Detection in Supply Chains
Zhuoran Tan, Christos Anagnostopoulos, Jeremy Singer
Cyber supply chain, encompassing digital asserts, software, hardware, has become an essential component of modern Information and Communications Technology (ICT) provisioning. Howe…
STaRFormer: Semi-Supervised Task-Informed Representation Learning via Dynamic Attention-Based Regional Masking for Sequential Data
Maximilian Forstenhäusler, Daniel Külzer, Christos Anagnostopoulos +2
Understanding user intent is essential for situational and context-aware decision-making. Motivated by a real-world scenario, this work addresses intent predictions of smart device…
OSPtrack: A Labeled Dataset Targeting Simulated Execution of Open-Source Software
Zhuoran Tan, Christos Anagnosstopoulos, Jeremy Singer
Open-source software serves as a foundation for the internet and the cyber supply chain, but its exploitation is becoming increasingly prevalent. While advances in vulnerability de…
Unified Semantic Log Parsing and Causal Graph Construction for Attack Attribution
Zhuoran Tan, Christos Anagnostopoulos, Shameem P. Parambath +1
Multi-source logs provide a comprehensive overview of ongoing system activities, allowing for in-depth analysis to detect potential threats. A practical approach for threat detecti…