CA-2(2)_specialized-assessments

CA-2(2) Specialized Assessments

Enhancement of: CA-2

High-Level Description

Family: Assessment, Authorization, and Monitoring (CA) Framework: NIST SP 800-53 Rev 5

Organizations can conduct specialized assessments, including verification and validation, system monitoring, insider threat assessments, malicious user testing, and other forms of testing. These assessments can improve readiness by exercising organizational capabilities and indicating current levels of performance as a means of focusing actions to improve security and privacy. Organizations conduct specialized assessments in accordance with applicable laws, executive orders, directives, regulations, policies, standards, and guidelines. Authorizing officials approve the assessment methods in coordination with the organizational risk executive function. Organizations can include vulnerabilities uncovered during assessments into vulnerability remediation processes. Specialized assessments can also be conducted early in the system development life cycle (e.g., during initial design, development, and unit testing).

What to Check

• Verify CA-2(2) Specialized Assessments is documented in SSP
• Confirm control is operating effectively
• Review evidence of continuous monitoring for CA-2(2)
• Verify enhancement builds upon base control CA-2

How to Test

Step 1: Review Documentation

Examine the System Security Plan (SSP) and related artifacts for CA-2(2) implementation details. Verify the organization has documented how this control is satisfied.

Step 2: Validate Implementation

# For cloud environments, use cloud-audit-mcp tools
# For on-premises, review system configurations directly

# Example: Check if account management policies exist
grep -r "account.management\|access.control" /etc/security/ 2>/dev/null

Step 3: Test Operating Effectiveness

Verify the control is actively functioning, not just documented. Check logs, configurations, and operational evidence.

Tools

Remediation Guide

Control Statement

Include as part of control assessments, [organization-defined], [organization-defined], [organization-defined].

Implementation Guidance

Organizations can conduct specialized assessments, including verification and validation, system monitoring, insider threat assessments, malicious user testing, and other forms of testing. These assessments can improve readiness by exercising organizational capabilities and indicating current levels of performance as a means of focusing actions to improve security and privacy. Organizations conduct specialized assessments in accordance with applicable laws, executive orders, directives, regulations, policies, standards, and guidelines. Authorizing officials approve the assessment methods in coordination with the organizational risk executive function. Organizations can include vulnerabilities uncovered during assessments into vulnerability remediation processes. Specialized assessments can also be conducted early in the system development life cycle (e.g., during initial design, development, and unit testing).

Risk Assessment

CWE Categories

References

• NIST SP 800-53 Rev 5 - CA-2(2)
• NIST SP 800-53A Rev 5 (Assessment Procedures)
• NIST SP 800-53 Rev 5 Full Catalog

Checklist

• Control documented in SSP
• Implementation evidence collected
• Operating effectiveness validated
• Continuous monitoring in place
• Related controls (PE-3, SI-2) reviewed