Computer Security Resource Center

Computer Security Resource Center

Computer Security
Resource Center

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ongoing assessment and authorization

Abbreviation(s) and Synonym(s): Definition(s):

  The continuous evaluation of the effectiveness of security control or privacy control implementation; with respect to security controls, a subset of Information Security Continuous Monitoring (ISCM) activities.
Source(s):
NIST SP 800-53A Rev. 4 under Ongoing Assessment

  Maintaining ongoing awareness of information security, vulnerabilities, and threats to support organizational risk management decisions. Note: The terms “continuous” and “ongoing” in this context mean that security controls and organizational risks are assessed and analyzed at a frequency sufficient to support risk-based security decisions to adequately protect organization information. See organizational information security continuous monitoring and automated security monitoring.
Source(s):
CNSSI 4009-2015 under information security continuous monitoring (ISCM) (NIST SP 800-137)

  See information security continuous monitoring (ISCM).
Source(s):
CNSSI 4009-2015
CNSSI 4009-2015 under ongoing authorization

  The continuous evaluation of the effectiveness of security control implementation; it is not separate from ISCM but in fact is a subset of ISCM activities.
Source(s):
NISTIR 8011 Vol. 1 under Ongoing Assessment