CAM OSCAL
Summarize
Summary of CAM OSCAL
Continuous Authorization and Monitoring (CAM) supports the Open Security Controls Assessment Language (OSCAL) version 1.1.2, which allows for the import and export of security control data in JSON format. OSCAL standardizes control-related information for improved interoperability and automation in IT security, as developed by the National Institute of Standards and Technology (NIST).
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Key Features
- Supported Models: CAM supports OSCAL models including Catalog, Profile, System Security Plan (SSP), and Plan of Action and Milestones (POA&M).
- Catalog Model: Provides a structured representation of security controls, including control objectives, requirements, test templates, and assessment procedures.
- Profile Model: Represents a baseline of selected controls, including baseline controls, include-controls, and exclude-controls based on the impact of the information type.
- SSP Model: Documents system implementation and control implementation within a specific OSCAL profile context, defining authorization boundaries and control requirements.
- POA&M Model: Tracks security weaknesses, remediation activities, and milestones, linking to authorization packages and providing traceability between findings and affected controls.
- JSON Format: CAM exclusively accepts and processes OSCAL data in JSON format for all supported models.
Key Outcomes
By utilizing CAM with OSCAL, organizations can effectively automate security control assessments, manage compliance reporting, and streamline risk management processes. The structured representation of controls and weaknesses enables better tracking and documentation of security findings and remediation efforts, improving overall security posture and compliance readiness.
Continuous Authorization and Monitoring supports Open Security Controls Assessment Language (OSCAL) version 1.1.2 for importing and exporting security control data in JSON format.
OSCAL provides a standardized way to express control-related information, enabling interoperability, consistency, and automation in IT security. The National Institute of Standards and Technology (NIST) developed OSCAL to support automated security control assessments, compliance reporting, and risk management processes using machine-readable formats. CAM supports OSCAL version 1.1.2 and accepts only JSON format files.
CAM supports Catalog, Profile, System Security Plan (SSP), and Plan of Action and Milestones (POA&M) models for importing and exporting OSCAL data. The Catalog model provides a structured representation of security controls. The SSP model enables system owners to document system implementation within a specific baseline or OSCAL profile. The POA&M model tracks security weaknesses and remediation activities.
CAM supported OSCAL models
- Catalog
- According to NIST, the catalog model provides a structured, machine-readable representation of a catalog of controls. Therefore, as part of the catalog model, using CAM you can get the following control-related information:
- Control objectives: These are mapped to controls. The Reference field in a control objective maps to the NIST control. The requirements of a control objective map to the statements of the NIST's control. Therefore, each part of the Description field in a control objective align with the sub-part of the NIST's control. The child control objectives of each control objective are mapped to the control field. Related control objectives of the control objective are mapped to the links field.
- Control objective requirements: Statements or control requirements that are further broken down from a control objective's description.
- Test templates: Tests done on controls. Each control has at least one test template, which has one assessment objective.
- Assessment Procedures: These are assessment objectives of a test template or the tests done on controls.
- Overlay catalog
- Overlay controls: These are policies that consist of control objectives and are not part of NIST but can be in an authorization package.
- Profile
- According to NIST, the profile model provides a structured, machine-readable representation of a baseline. The profile model also represents a baseline of selected controls from one or more control catalogs.
Baseline controls: Small set of control objectives that are auto-populated based on the impact. Impact is decided based on the Information Type of an authorization package.
- Include-controls: These are baseline controls, which are part of the authorization package.
- Exclude-controls: These are baseline controls that have been marked as Not Applicable.
Profile consists of both Catalog and Overlay Catalog.
- System Security Plan (SSP)
- According to NIST, OSCAL SSP model enables a system owner to express the system implementation of an information system within the context of a specific baseline or OSCAL profile. Or, it represents a description of the
control implementation of an information system.
- Authorization boundary: An authorization boundary defines the scope of a particular system that can be continuously managed and monitored using the CAM application.
- Authorization package: Created for the purpose of processing the assets or systems through the seven steps mandated by the RMF. For more information, see NIST RMF process overview.
- Information type: Information type defines the impact level of the package, which is based on the criticality of the information system defined in the Categorize step.
- Control: When control objectives move to Implementation state, they become controls.
- Control requirement: When control objectives move to Implementation state, they become controls. Correspondingly, the control objective requirements convert to control requirement.
- Inherited Control: Controls that are entirely inherited from parent authorization package. Then, it means that all the control requirements of each such control are also inherited completely.
- Hybrid Control: These are partially inherited from the parent authorization package.
- Plan of Action and Milestones
- The Plan of Action and Milestones (POA&M) model provides a structured representation of identified security weaknesses, planned remediation activities, and associated milestones according to National Institute of Standards and Technology (NIST) specifications. This model enables organizations to track and document the resolution of security findings and compliance gaps.