4 papers
Log Anomaly Detection with Large Language Models via Knowledge-Enriched Fusion
Anfeng Peng, Ajesh Koyatan Chathoth, Stephen Lee
System logs are a critical resource for monitoring and managing distributed systems, providing insights into failures and anomalous behavior. Traditional log analysis techniques, i…
Dynamic Black-box Backdoor Attacks on IoT Sensory Data
Ajesh Koyatan Chathoth, Stephen Lee
Sensor data-based recognition systems are widely used in various applications, such as gait-based authentication and human activity recognition (HAR). Modern wearable and smart dev…
Dynamic User-controllable Privacy-preserving Few-shot Sensing Framework
Ajesh Koyatan Chathoth, Shuhao Yu, Stephen Lee
User-controllable privacy is important in modern sensing systems, as privacy preferences can vary significantly from person to person and may evolve over time. This is especially r…
PCAP-Backdoor: Backdoor Poisoning Generator for Network Traffic in CPS/IoT Environments
Ajesh Koyatan Chathoth, Stephen Lee
The rapid expansion of connected devices has made them prime targets for cyberattacks. To address these threats, deep learning-based, data-driven intrusion detection systems (IDS)…