Group-centric secure information-sharing models for isolated groups

R Krishnan, J Niu, R Sandhu… - ACM Transactions on …, 2011 - dl.acm.org
Group-Centric Secure Information Sharing (g-SIS) envisions bringing users and objects
together in a group to facilitate agile sharing of information brought in from external sources …

Towards secure information sharing models for community cyber security

R Sandhu, R Krishnan, GB White - 6th International Conference …, 2010 - ieeexplore.ieee.org
In this paper, we motivate the need for new models for Secure Information Sharing (SIS) in
the specific domain of community cyber security. We believe that similar models will be …

Foundations for group-centric secure information sharing models

R Krishnan, R Sandhu, J Niu… - Proceedings of the 14th …, 2009 - dl.acm.org
We develop the foundations for a theory of Group-Centric Secure Information Sharing (g-
SIS), characterize a specific family of models in this arena and identify several directions in …

oGBAC—a group based access control framework for information sharing in online social networks

D Hu, C Hu, Y Fan, X Wu - IEEE Transactions on Dependable …, 2018 - ieeexplore.ieee.org
Internet users receive various online social networks (OSNs) services, however, providers of
OSNs do not always provide users fine-grained privacy protection mechanisms with …

Call to action: Mobilizing community discussion to improve information-sharing about vulnerabilities in industrial control systems and critical infrastructure

D Kapellmann, R Washburn - 2019 11th International …, 2019 - ieeexplore.ieee.org
Vulnerability management remains a significant challenge for organizations that handle
critical infrastructure worldwide. Hallmark cyber-physical incidents with disruptive and …

Privacy protection in data sharing: towards feedback based solutions

MS Bargh, R Meijer, S Choenni… - Proceedings of the 8th …, 2014 - dl.acm.org
Sharing data is gaining importance in recent years due to proliferation of social media and a
growing tendency of governments to gain citizens' trust through being transparent. Data …

The PEI framework for application-centric security

R Sandhu - 2009 5th International Conference on Collaborative …, 2009 - ieeexplore.ieee.org
This paper motivates the fundamental importance of application context for security. It then
gives an overview of the PEI framework for application-centric security and outlines some of …

On the suitability of dissemination-centric access control systems for group-centric sharing

WC Garrison III, Y Qiao, AJ Lee - … of the 4th ACM conference on Data …, 2014 - dl.acm.org
The Group-centric Secure Information Sharing (g-SIS) family of models has been proposed
for modeling environments in which group dynamics dictate information-sharing policies and …

Group-based discretionary access control in health related repositories

J Zamite, D Domingos, MJ Silva… - Journal of Information …, 2014 - igi-global.com
The authors introduce a group-based discretionary access control with decentralized
permission and group management for scientific repositories. Currently, access control …

Group-centric models for secure and agile information sharing

R Sandhu, R Krishnan, J Niu… - … Network Security: 5th …, 2010 - Springer
To share information and retain control (share-but-protect) is a classic cyber security
problem for which effective solutions continue to be elusive. Where the patterns of sharing …