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Enabling Attribute-Based Access Control in Linux Kernel.

H O Sai Varshith1, Jaideep Vaidya2, Shamik Sural1

  • 1Indian Institute of Technology Kharagpur, India.

Asia CCS '22 : Proceedings of the 2022 ACM Asia Conference on Computer and Communications Security : May 30-June 3, 2022, Nagasaki, Japan. ACM Asia Conference on Computer and Communications Security (17Th : 2022 : Nagasaki-Shi, Japan ;
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This summary is machine-generated.

This study introduces Attribute-Based Access Control (ABAC) for Linux file systems using the Linux Security Module (LSM) framework. This enhances Linux security with flexible, dynamic access policies.

Keywords:
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Area of Science:

  • Computer Science
  • Cybersecurity
  • Operating Systems

Background:

  • Linux employs discretionary access control for security.
  • The Linux Security Module (LSM) framework allows security enhancements.
  • Attribute-Based Access Control (ABAC) offers flexible and dynamic access management.

Purpose of the Study:

  • To propose and implement a method for enabling ABAC on Linux file system objects.
  • To leverage the LSM framework for integrating ABAC into Linux.
  • To address the lack of existing research on ABAC for Linux file systems.

Main Methods:

  • Utilizing the Linux Security Module (LSM) framework.
  • Developing a novel method for applying ABAC policies to file system objects.
  • Implementing and testing the proposed ABAC integration.

Main Results:

  • Successful integration of ABAC for Linux file system objects.
  • Demonstration of enhanced security through dynamic attribute-based policies.
  • Availability of a public repository for ABAC integration.

Conclusions:

  • The proposed method effectively enables ABAC in Linux via LSM.
  • ABAC integration enhances Linux security with greater flexibility.
  • The open-source repository facilitates wider adoption and further research.