11 citations · 37 across the 20 of their papers we have counts for
7 papers · 1 filter
ARACDE: Retrofitting Databases with ABAC using External Authorization Engines
Karthikeya S M Yelisetty, Shamik Sural, Santosh Nagarakatte
This paper proposes a methodology for decoupling the authorization logic of a relational database from its core data management engine, enabling specification of advanced access co…
Cross-chain Access Control for Permissioned Blockchain Interoperation
Tirthankar Sengupta, Bishakh Chandra Ghosh, Sandip Chakraborty +1
As enterprise blockchains become increasingly interconnected, access control must extend beyond the boundaries of a single network. Existing approaches mainly focus on controlling…
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…