7 papers
ProCTI: Prototype-Refined Global Conditioning for Diffusion-Based Time Series Imputation
Fariza Rashid, Duc Van Le, Rahat Masood +3
Time series imputation has progressed from statistical and deep learning approaches to diffusion-based models, which have shown strong recent performance. Existing diffusion-based…
GuardianAgent: Policy-Conditioned Risk-Adaptive Anonymization with Verified Adversarial Escalation
Ruiyi Yang, Gayathri Lihinikaduarachchi, Rahat Masood +2
Privacy protection for live web traffic requires more than detecting private spans. Agent-based privacy protection systems must determine whether an outgoing action complies with t…
On Capturing the Narrative: Social Media Manipulation Wargaming for Cyberliteracy
Alexandra Vassar, Rahat Masood, Hammond Pearce
Misinformation is deeply embedded in online discourse, with nearly one in five posts during global events generated by bots that amplify false content. In recent years, the use of…
GETA: Generalized Encrypted Traffic Analysis
Ransika Gunasekara, Rahat Masood, Salil Kanhere
Traditional traffic analysis is being fundamentally challenged by the rapid adoption of encryption, tunnelling, and privacy-preserving protocols, which increasingly obscure packet…
Do No Harm? Hallucination and Actor-Level Abuse in Web-Deployed Medical Large Language Models
Sunday Oyinlola Ogundoyin, Muhammad Ikram, Rahat Masood
Medical large language models (LLMs), including custom medical GPTs (MedGPTs) and open-source models, are increasingly deployed on web platforms to provide clinical guidance. Howev…
A Taxonomy-Driven Case Study of Australian Web Resources Against Technology-Facilitated Abuse
Dipankar Srirag, Xiaolin Cen, Rahat Masood +1
Technology-Facilitated Abuse (TFA) encompasses a broad and rapidly evolving set of behaviours in which digital systems are used to harass, monitor, threaten, or control individuals…
Unveiling Usability Challenges in Web Privacy Controls
Rahat Masood, Sunday Oyinlola Ogundoyin, Muhammad Ikram +1
With the increasing concerns around privacy and the enforcement of data privacy laws, many websites now provide users with privacy controls. However, locating these controls can be…