Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    Glossary
A  |  B  |  C  |  D  |  E  |  F  |  G  |  H  |  I  |  J  |  K  |  L  |  M  |  N  |  O  |  P  |  Q  |  R  |  S  |  T  |  U  |  V  |  W  |  X  |  Y  |  Z

hardware

Abbreviations / Acronyms / Synonyms:

firmware
software

Definitions:

  Computer programs and data stored in hardware - typically in read-only memory (ROM) or programmable read-only memory (PROM) - such that the programs and data cannot be dynamically written or modified during execution of the programs.
Sources:
CNSSI 4009-2015 under firmware from IETF RFC 4949 Ver 2
NIST SP 800-37 Rev. 2 under firmware from CNSSI 4009-2015
NIST SP 800-53A Rev. 5 under firmware from CNSSI 4009-2015

  Computer programs and associated data that may be dynamically written or modified during execution.
Sources:
NIST SP 800-37 Rev. 2 under software from CNSSI 4009-2015
NIST SP 800-53 Rev. 5 under software from CNSSI 4009-2015
NIST SP 800-53A Rev. 5 under software from CNSSI 4009-2015

  The material physical components of a system. See software and firmware.
Sources:
NIST SP 800-172
NIST SP 800-172A
NIST SP 800-37 Rev. 2 from CNSSI 4009-2015
NIST SP 800-53 Rev. 5 from CNSSI 4009-2015
NIST SP 800-53A Rev. 5 from CNSSI 4009-2015
NIST SP 800-171 Rev. 2 from CNSSI 4009

  The material physical components of an information system. See firmware and software.
Sources:
CNSSI 4009-2015 from IETF RFC 4949 Ver 2

  Computer programs (which are stored in and executed by computer hardware) and associated data (which also is stored in the hardware) that may be dynamically written or modified during execution.
Sources:
CNSSI 4009-2015 under software from IETF RFC 4949 Ver 2

  Computer programs and data stored in hardware - typically in read-only memory (ROM) or programmable read-only memory (PROM) - such that the programs and data cannot be dynamically written or modified during execution of the programs. See hardware and software.
Sources:
NIST SP 800-53 Rev. 5 under firmware from CNSSI 4009-2015
NIST SP 800-171 Rev. 2 under firmware from CNSSI 4009

  Computer programs and data stored in hardware—typically in read-only memory (ROM) or programmable read-only memory (PROM)—such that programs and data cannot be dynamically written or modified during execution of the programs. See hardware and software.
Sources:
NIST SP 800-172 under firmware
NIST SP 800-172A under firmware

  See hardware and software.
Sources:
NIST SP 800-53A Rev. 5 under firmware