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Displaying 4501 - 4525 of 5423

Calibration uncertainty for the NIST PM/AM noise standards

July 31, 2012
Author(s)
Archita Hati, Craig W. Nelson, Neil Ashby, David A. Howe
NIST provides an on-site calibration service of the accuracy of phase modulation (PM) noise, amplitude modulation (AM) noise and noise floor of the measurement systems at a customer's site using one or more portable PM/AM secondary noise standards. In this

Cloud Computing Synopsis and Recommendations

May 29, 2012
Author(s)
Mark L. Badger, Timothy Grance, Robert Patt-Corner, Jeffrey M. Voas
This document reprises the NIST-established definition of cloud computing, describes cloud computing benefits and open issues, presents an overview of major classes of cloud technology, and provides guidelines and recommendations on how organizations

Source Code Security Analysis Tool Test Plan

October 4, 2011
Author(s)
Hsiao-Ming M. Koo, Romain Gaucher, Charline Cleraux, Jenise Reyes Rodriguez
This document provides a set of metrics, including test suites and methods, to determine how well a particular source code security analysis tool conforms to the requirements specified in Source Code Security Analysis Tool Functional Specification Version

Information Security Continuous Monitoring (ISCM) for Federal Information Systems and Organizations

September 30, 2011
Author(s)
Kelley L. Dempsey, L A. Johnson, Matthew A. Scholl, Kevin M. Stine, Alicia Clay Jones, Angela Orebaugh, Nirali S. Chawla, Ronald Johnston
The purpose of this guideline is to assist organizations in the development of a continuous monitoring strategy and the implementation of a continuous monitoring program providing visibility into organizational assets, awareness of threats and

The NIST Definition of Cloud Computing

September 28, 2011
Author(s)
Peter M. Mell, Timothy Grance
Cloud computing is a model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources (e.g., networks, servers, storage, applications, and services) that can be rapidly provisioned and released with

NIST Cloud Computing Reference Architecture

September 8, 2011
Author(s)
Fang Liu, Jin Tong, Jian Mao, Robert B. Bohn, John V. Messina, Mark L. Badger, Dawn M. Leaf
The adoption of cloud computing into the Federal Government and its implementation depend upon a variety of technical and non-technical factors. A fundamental reference point, based on the NIST definition of Cloud Computing, is needed to describe an

User's Guide for SRM 2494 and 2495: The MEMS 5-in-1, 2011 Edition

September 6, 2011
Author(s)
Janet M. Cassard, Jon C. Geist, Theodore V. Vorburger, David T. Read, David G. Seiler
The Microelectromechanical Systems (MEMS) 5-in-1 is a standard reference device sold as a NIST Standard Reference Material (SRM) that contains MEMS test structures on a test chip. The two SRM chips (2494 and 2495) provide for both dimensional and material

NIST-SP 500-291, NIST Cloud Computing Standards Roadmap

August 10, 2011
Author(s)
Michael D. Hogan, Fang Liu, Annie W. Sokol, Tong Jin
The NIST Cloud Computing Standards Roadmap Working Group has surveyed the existing standards landscape for security, portability, and interoperability standards/models/studies/use cases, etc., relevant to cloud computing. Using this available information

SRM 1450d, Fibrous-Glass Board, for Thermal Conductivity from 280 K to 340 K

August 1, 2011
Author(s)
Robert R. Zarr, Amanda C. Harris, John F. Roller, Stefan D. Leigh
Thermal conductivity measurements at and near room temperature are presented as the basis for certified values of thermal conductivity for SRM 1450d, Fibrous Glass Board. The measurements have been conducted in accordance with a randomized full factorial

SP250 Spectral Irradiance Calibrations

July 25, 2011
Author(s)
Howard W. Yoon, Charles E. Gibson
This document describes the process of the realization, the maintenance and the dissemination of the spectral irradiance scale and its accompanying uncertainties at the National Institute of Standards and Technology. It describes the measurement procedures

NIST Measurement Services: Regular Spectral Transmittance

March 10, 2011
Author(s)
David W. Allen, Edward A. Early, Benjamin K. Tsai, Catherine C. Cooksey
This document describes measurement services, instrumentation, and measurement techniques for regular spectral transmittance over the spectral range from 250 nm to 2500 nm at the National Institute of Standards and Technology. Section 2 explains the basic

Guide to Security for Full Virtualization Technologies

January 28, 2011
Author(s)
Murugiah P. Souppaya, Karen Scarfone, Paul Hoffman
The purpose of SP 800-125 is to discuss the security concerns associated with full virtualization technologies for server and desktop virtualization, and to provide recommendations for addressing these concerns. Full virtualization technologies run one or

Guidelines for the Secure Deployment of IPv6

December 29, 2010
Author(s)
Sheila E. Frankel, Richard Graveman, John Pearce, Mark Rooks
Due to the exhaustion of IPv4 address space, and the Office of Management and Budget (OMB) mandate that U.S. federal agencies begin to use the IPv6 protocol, NIST undertook the development of a guide to help educate federal agencies about the possible

Guide to Securing WiMAX Wireless Communications

September 30, 2010
Author(s)
Karen A. Scarfone, Cyrus Tibbs, Matt Sexton
The purpose of this document is to provide information to organizations regarding the security capabilities of wireless communications using WiMAX networks and to provide recommendations on using these capabilities. WiMAX technology is a wireless

Guide to Adopting and Using the Security Content Automation Protocol (SCAP), Version 1.0

July 27, 2010
Author(s)
Stephen D. Quinn, Karen A. Scarfone, Matthew P. Barrett, Christopher S. Johnson
The purpose of this document is to provide an overview of the Security Content Automation Protocol (SCAP). This document discusses SCAP at a conceptual level, focusing on how organizations can use SCAP-enabled tools to enhance their security posture. It

Calibration service for instruments that measure laser beam diameter

July 1, 2010
Author(s)
Shao Yang
This document describes the calibration service for instruments that measure laser beam diameter. An overview of the measurement procedures, measurement system, and uncertainty analysis is presented. A sample measurement report is included in this document

Complex Systems Collected Images of the Month March 2008 - June 2010

June 16, 2010
Author(s)
Sanford P. Ressler
This document is a collection of twenty eight Complex Systems Image of the Month (IOM) illustrations. Each month as part of the Complex Systems Program in the Information Technology Laboratory an IOM is produced, posted to the Complex Systems web site and

Certification of Three NIST Renewal Soil Standard Reference Materials(R) for Element Content: SRM 2709a San Joaquin Soil, SRM 2710a Montana Soil I, and SRM 2711a Montana Soil II

June 1, 2010
Author(s)
Elizabeth A. Mackey, Christopher S. Johnson, Richard M. Lindstrom, Stephen E. Long, Anthony F. Marlow, Karen E. Murphy, Rick L. Paul, Rachel S. Popelka-Filcoff, Savelas A. Rabb, John R. Sieber, Rabia Oflaz, Bryan E. Tomlin, Laura J. Wood, James H. Yen, Lee L. Yu, Rolf L. Zeisler, S. A. Wilson, M. G. Adams, Z. A. Brown, P. L. Lamothe, J. E. Taggart, C. Jones, J. Nebelsick
For the past 20 y, the National Institute of Standards and Technology has provided three soil Standard Reference Materials certified for element content: SRM 2709 San Joaquin Soil (Baseline Trace Element Concentrations); SRM 2710 Montana Soil I (Highly

Molecular Mass Distribution Measurement by Mass Spectrometry

May 19, 2010
Author(s)
William E. Wallace, Charles M. Guttman
This NIST Recommended Practice Guide presents a method using mass spectrometry to make a quantitative determination of the molecular mass distribution of narrow polydispersity synthetic molecular materials. The main obstacle for converting an oligomer

Study of Proposed Internet Congestion-Control Mechanisms

May 17, 2010
Author(s)
Kevin L. Mills, James J. Filliben, Dong Y. Cho, Edward J. Schwartz, Daniel I. Genin
This study describes a coherent set of modeling and analysis methods to investigate the behavior of large distributed systems. The methods are applied to compare several proposed Internet congestion-control mechanisms operating under a wide range of
Displaying 4501 - 4525 of 5423
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