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(ISC)2

CGRC · Question #706

Authorization to process should occur during what phase of the SDLC? Response:

The correct answer is A. Implementation phase. Authorization to process, often termed Authorization to Operate (ATO), is typically granted during or after the implementation phase of the System Development Life Cycle (SDLC) when security controls are in place and tested.

Implementation of Security and Privacy Controls

Question

Authorization to process should occur during what phase of the SDLC? Response:

Options

  • AImplementation phase
  • BRisk Determination
  • CThreat Identification
  • DVulnerability Identification

How the community answered

(32 responses)
  • A
    91% (29)
  • B
    6% (2)
  • D
    3% (1)

Why each option

Authorization to process, often termed Authorization to Operate (ATO), is typically granted during or after the implementation phase of the System Development Life Cycle (SDLC) when security controls are in place and tested.

AImplementation phaseCorrect

Authorization to process occurs after security controls have been implemented, assessed, and are deemed effective, which places it during or immediately following the implementation phase as the system is prepared for or enters operational use.

BRisk Determination

Risk Determination is an earlier activity within the SDLC, informing security requirements and design, not the phase for final authorization.

CThreat Identification

Threat Identification is part of early security planning and risk assessment, preceding the actual implementation and authorization.

DVulnerability Identification

Vulnerability Identification is a component of security assessments and testing, which informs control implementation, but it is not the phase where final authorization is granted.

Concept tested: SDLC phase for Authorization to Operate

Source: https://csrc.nist.gov/publications/detail/sp/800-37/rev2/final

Topics

#SDLC#RMF#Authorization to Operate#System Lifecycle

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