Random Bit Generator (RBG)

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Abbreviation(s) and Synonym(s):

RBG

NIST SP 800-102

NIST SP 800-133 Rev. 2

NIST SP 800-175B Rev. 1

NIST SP 800-203

NIST SP 800-56B Rev. 2

NIST SP 800-57 Part 1 Rev. 5

NIST SP 800-57 Part 2 Rev.1

NIST SP 800-90A Rev. 1

NIST SP 800-90B

Definition(s):

  A device or algorithm that can produce a sequence of bits that appear to be both statistically independent and unbiased.
Source(s):
NIST SP 800-107 Rev. 1 under Random bit generator

  A device or algorithm that outputs bits that are computationally indistinguishable from bits that are independent and unbiased.
Source(s):
NIST SP 800-133 Rev. 2

  Random Bit Generator
Source(s):
NIST SP 800-38D under RBG

  A device or algorithm that outputs a sequence of binary bits that appears to be statistically independent and unbiased. An RBG is either a DRBG or an NRBG.
Source(s):
NIST SP 800-90A Rev. 1

  A device or algorithm that outputs a random sequence that is effectively indistinguishable from statistically independent and unbiased bits. An RBG is classified as either a DRBG or an NRBG.
Source(s):
NIST SP 800-90B

  A device or algorithm that outputs a sequence of bits that appears to be statistically independent and unbiased.
Source(s):
NIST SP 800-175B Rev. 1 under Random bit generator (RBG)

  A device or algorithm that outputs a sequence of bits that appears to be statistically independent and unbiased. Also see Random number generator.
Source(s):
NIST SP 800-57 Part 1 Rev. 5 under Random bit generator (RBG)

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

Comments about the glossary's presentation and functionality should be sent to secglossary@nist.gov.

See NISTIR 7298 Rev. 3 for additional details.