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Responsible Roles

Every control should have one or more responsible roles identified.

ssp-r5-control.png

In OSCAL, there are three options for identifying responsible roles:

  • By Control: (Retrofit MVP only) assign responsible roles to the implemented-requirement for the entire control
  • By Component (Implied): infer responsible roles from the components cited in the by-component array
  • By Component (Explicit): assign responsible roles to the statement/by-component array

Retrofit Adoption Path: MVP

When initially converting a Word-based FedRAMP SSP to OSCAL, assign all roles by control to the implemented-requirements/responsible-roles array. This aligns with the FedRAMP Word-based SSP template.

As the SSP is migrated to a normalized approach using components, the assignment of roles is moved from the entire control to statement-level, component responses.

With fully normalized OSCAL content, responsible roles are inferred via the components associated with a control via statements/by-components. Each assocaited component SHOULD have owner and administrator responsible roles and linked to specific parties (teams or individuals).

If additional roles need to be cited, they are explicilty assigned to by-components/responsible-roles. If an explicitly needed role does not associate cleanly to a specific component, it is assigned to the by-components/responsible-roles entry for this system (component type=this-system).

WORKING HERE

Representation