11 papers
EXTree: Towards Supporting Explainability in Attribute-based Access Control
Shanampudi Pranaya Chowdary, Shamik Sural
With increasing emphasis on transparency in digital governance, users expect more than silence when their access requests are denied by a system. However, authorization methods are…
Privacy as Permissible Operations: An ABAC Framework for Policy-Law Compliance
Ajay Dhakar, Arunesh Sinha, Shamik Sural
In recent years, many countries have started enacting laws to safeguard privacy of personal data of their citizens collected and maintained by various enterprises through websites,…
MuSimA: A Tool with Multi-modal Input for Generating Bespoke ABAC Datasets
Saket Jha, Karthikeya S. M. Yelisetty, Singabattu Sathya +1
Recent advances in research on Attribute-based Access Control (ABAC) has led to the development of several ingenious methods for representing and enforcing organizational security…
Adversarial Attacks on Locally Private Graph Neural Networks
Matta Varun, Ajay Kumar Dhakar, Yuan Hong +1
Graph neural network (GNN) is a powerful tool for analyzing graph-structured data. However, their vulnerability to adversarial attacks raises serious concerns, especially when deal…
Generation of Human Comprehensible Access Control Policies from Audit Logs
Gautam Kumar, Ravi Sundaram, Shamik Sural
Over the years, access control systems have become increasingly more complex, often causing a disconnect between what is envisaged by the stakeholders in decision-making positions…
Towards Harnessing the Power of LLMs for ABAC Policy Mining
More Aayush Babasaheb, Shamik Sural
This paper presents an empirical investigation into the capabilities of Large Language Models (LLMs) to perform automated Attribute-based Access Control (ABAC) policy mining. While…