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Displaying 76 - 100 of 112

Verification of Resilience Policies that Assist Attribute Based Access Control

March 24, 2017
Author(s)
Chung Tong Hu, Antonios Gouglidis, Jeremy Busby, David Hutchison
Access control offers mechanisms to control and limit the actions or operations that are performed by a user on a set of resources in a system. Many access control models exist that are able to support this basic requirement. One of the properties examined

Resilience and System Level Security

December 20, 2016
Author(s)
Mark L. Badger
One approach for reducing damage caused by software vulnerabilities is to take advantage of emerging systems architecture patterns to strategically improve assurance. Emerging systems architectures embody significant choices about where computation takes

General Methods for Access Control Policy Verification

December 19, 2016
Author(s)
Chung Tong Hu, David R. Kuhn
Access control systems are among the most critical of computer security components. Faulty policies, misconfigurations, or flaws in software implementations can result in serious vulnerabilities. To formally and precisely capture the security properties

Exploring the Next Generation of Access Control Methodologies

November 22, 2016
Author(s)
David Ferraiolo, Larry Feldman, Greg Witte
This bulletin summarizes the information presented in NIST SP 800-178: A Comparison of Attribute Based Access Control (ABAC) Standards for Data Service Applications. The publication describes Extensible Access Control Markup Language (XACML) and Next

Pseudo-exhaustive Testing of Attribute Based Access Control Rules

August 4, 2016
Author(s)
David R. Kuhn, Chung Tong Hu, David F. Ferraiolo, Raghu N. Kacker, Yu Lei
Access control typically requires translating policies or rules given in natural language into a form such as a programming language or decision table, which can be processed by an access control system. Once rules have been described in machine

Securing Interactive and Automated Access Management Using Secure Shell (SSH)

January 11, 2016
Author(s)
Murugiah P. Souppaya, Karen Scarfone, Larry Feldman
This bulletin summarizes the information presented in NISTIR 7966, "Security of Interactive and Automated Access Management Using Secure Shell (SSH)". The publication assists organizations in understanding the basics of SSH interactive and automated access

Stopping Malware and Unauthorized Software through Application Whitelisting

December 15, 2015
Author(s)
Adam Sedgewick, Murugiah Souppaya, Karen Scarfone, Larry Feldman
This bulletin summarizes the information presented in NIST Special Publication 800-167, "Guide to Application Whitelisting," written by Adam Sedgewick, Murugiah Souppaya and Karen Scarfone. The publication is intended to assist organizations in

A Profile for U. S. Federal Cryptographic Key Management Systems

October 28, 2015
Author(s)
Elaine B. Barker, Miles Smid, Dennis Branstad
This Profile for U. S. Federal Cryptographic Key Management Systems (FCKMSs) contains requirements for their design, implementation, procurement, installation, configuration, management, operation, and use by U. S. Federal organizations. The Profile is

Guide to Application Whitelisting

October 28, 2015
Author(s)
Adam Sedgewick, Murugiah Souppaya, Karen Scarfone
An application whitelist is a list of applications and application components that are authorized for use in an organization. Application whitelisting technologies use whitelists to control which applications are permitted to execute on a host. This helps
Displaying 76 - 100 of 112