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Computer Security Resource Center

Computer Security Resource Center

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checksum

Definition(s):

  A value computed on data to detect error or manipulation.
Source(s):
NIST SP 800-128 from CNSSI 4009-2015
NIST SP 800-128 under Checksum from CNSSI 4009

  A value that (a) is computed by a function that is dependent on the contents of a data object and (b) is stored or transmitted together with the object, for detecting changes in the data.
Source(s):
CNSSI 4009-2015 from IETF RFC 4949 Ver 2
NIST SP 800-53 Rev. 5 from RFC 4949

  A value that (a) is computed by a function that is dependent on the content of a data object and (b) is stored or transmitted together with the object, for detecting changes in the data
Source(s):
NIST SP 800-12 Rev. 1 under Checksum from IETF RFC 4949 Ver 2

  Value computed on data to detect error or manipulation.
Source(s):
NISTIR 8202 under Checksum