CUI Compliant
0 NIST 800-171 gaps detected. FedRAMP High authorized. Leading IAM/SSO platform. Supports 420+ baseline security controls. Critical for NIST 800-171 access control (3.1.x) and identification (3.5.x) requirements.
Okta for Government (High)
by Okta
FedRAMP Status
FedRAMP Authorized
Impact Level
High
Category
Identity & Access Management
Authorized: September 15, 2023
Overview
Okta for Government (High) is a FedRAMP High authorized identity and access management platform providing SSO, MFA, lifecycle management, and adaptive access policies. Critical for meeting NIST 800-171 access control and identification/authentication requirements — the most commonly failed CMMC assessment areas.
CUI Risk Assessment
FedRAMP High authorized. Leading IAM/SSO platform. Supports 420+ baseline security controls. Critical for NIST 800-171 access control (3.1.x) and identification (3.5.x) requirements.
Using Okta for Government (High) in a Defense Contractor Environment
Okta for Government (High) serves as the central identity provider for defense contractors handling technical specifications, program management data, financial records, and personnel information (PII) across DoD contracts. Within CMMC Level 2 authorization boundaries, it typically sits at the network perimeter managing authentication to CUI systems, applications, and cloud resources. As a FedRAMP High authorized service, it provides the foundational access controls required for AC-2 (Account Management), AC-3 (Access Enforcement), and IA-2 (Identification and Authentication) controls. Compensating controls include proper SAML assertion encryption, session timeout configurations aligned with CUI sensitivity, and integration with existing SIEM platforms for audit correlation. DCMA/DIBCAC assessors consistently evaluate Okta's configuration during CMMC assessments, specifically examining MFA enforcement policies, privileged account management, and audit log retention. The platform's adaptive authentication capabilities directly address common CMMC gaps in risk-based access controls. Recent DIBCAC reviews have highlighted Okta implementations that lack proper role-based access control (RBAC) mapping to CUI categories or insufficient integration with endpoint compliance verification. Defense contractors must ensure Okta's API integrations maintain CUI boundary controls and that federated identity relationships don't inadvertently expand the authorization boundary beyond approved cloud service offerings.
Deployment & Architecture
Deployment Model: Government Cloud (FedRAMP boundary)
Okta for Government (High) operates within a FedRAMP-authorized boundary. CUI can be processed within the authorization scope, but contractors must verify their specific use case falls within the system's security boundary as documented in the SSP.
Implementation Guide
Defense contractors implementing Okta for Government (High) should plan a 12-16 week phased deployment to ensure proper CUI protection. Phase 1 (4 weeks): SSP updates to reflect Okta integration within authorization boundary, including dataflow diagrams and control inheritance documentation. Export existing user directories and conduct CUI data classification for user attributes requiring protection. Phase 2 (6 weeks): Configure Okta tenants with appropriate zone separation, implement required MFA policies for CUI access, and establish SAML/OIDC integrations with existing applications. Enable audit logging with 1-year retention and configure SIEM integration for real-time monitoring. Phase 3 (4-6 weeks): User migration in cohorts based on CUI access levels, comprehensive training on new authentication workflows, and validation testing of emergency access procedures. Update authorization boundary diagrams to reflect Okta's position as a critical system component. Phase 4 (2 weeks): Final compliance documentation including updated POA&M entries for any temporary configuration exceptions and DCMA notification of infrastructure changes. Implementation costs range from $150,000-$400,000 annually depending on user count and integration complexity. Training requirements include ISSO certification on Okta administration and end-user workshops on new authentication procedures. Alternative solutions include Microsoft Entra ID Government or Ping Identity Government Cloud if cost constraints require consideration.
Configuration Checklist
- 1ISSO must update the System Security Plan (SSP) to document Okta for Government (High) within the authorization boundary and map inherited controls per NIST 800-171.
- 2System administrator shall configure Okta zones to segregate CUI users from non-CUI users, ensuring proper data isolation per DFARS 252.204-7012 requirements.
- 3ISSO must establish MFA policies requiring FIPS 140-2 Level 2 authenticators for all CUI system access per NIST 800-171 IA-2(1) requirements.
- 4Security team shall integrate Okta audit logs with existing SIEM platform to maintain required 1-year audit retention per AU-11 controls.
- 5System administrator must configure session timeout policies not exceeding CUI sensitivity requirements and document exceptions in POA&M.
- 6ISSO shall update authorization boundary diagrams to include Okta's data flows and external connections for CMMC assessment preparation.
- 7Contracts officer must verify Okta Government Cloud subscription meets DFARS 252.204-7021 requirements for cloud service provider assessment.
- 8System administrator shall implement privileged access management workflows within Okta for administrative accounts accessing CUI systems per AC-6 requirements.
- 9ISSO must document compensating controls for any Okta API integrations that cross the authorization boundary in the SSP.
- 10Security team shall conduct penetration testing of Okta SAML implementations to validate control effectiveness per CA-8 assessment requirements.
Compliance Cross-References
Okta for Government (High) directly supports NIST 800-171 Access Control (AC) family through centralized account management, role-based access controls, and session management capabilities. The platform's MFA enforcement addresses Identification and Authentication (IA-2, IA-2(1)) requirements while its audit capabilities satisfy Audit and Accountability (AU-2, AU-3) controls. Under DFARS 252.204-7012, Okta's CUI handling triggers adequate security requirements, while its cloud deployment invokes DFARS 252.204-7021 cloud computing security clauses. For CMMC Level 2 assessments, Okta impacts Access Control (AC.L2-3.1.1 through AC.L2-3.1.22), Identification and Authentication (IA.L2-3.5.1 through IA.L2-3.5.11), and Audit and Accountability (AU.L2-3.3.1 through AU.L2-3.3.9) domains. FedRAMP High authorization provides control inheritance for System and Communications Protection (SC-7, SC-8) and System and Information Integrity (SI-4) families. Non-compliance with Okta configuration creates cascading findings across these control families, particularly impacting the most commonly failed CMMC assessment areas of access control and authentication management.
Other FedRAMP Authorized Identity & Access Management Tools
Related Compliance Assessments
Frequently Asked Questions
Why is IAM important for CMMC?
Access control (3.1.x) and identification/authentication (3.5.x) are the most commonly failed CMMC assessment areas. A FedRAMP authorized IAM platform like Okta Government provides centralized enforcement of these controls.
What is the difference between Okta commercial and Government?
Okta for Government (High) runs on isolated infrastructure with FedRAMP High authorization. Commercial Okta is FedRAMP Moderate only and insufficient for DoD CUI environments.
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