Standards Comparison

    CMMC

    Mandatory
    2021

    DoD framework for cybersecurity maturity certification in DIB

    VS

    CIS Controls

    Voluntary
    2021

    Prioritized cybersecurity framework of 18 controls.

    Quick Verdict

    CMMC mandates NIST controls certification for DoD contractors handling FCI/CUI, ensuring supply chain security via third-party audits. CIS Controls offer voluntary, prioritized hygiene for all organizations, reducing common threats through phased Implementation Groups.

    Cybersecurity Maturity

    CMMC

    Cybersecurity Maturity Model Certification (CMMC) 2.0

    Cost
    €€€€
    Complexity
    High
    Implementation Time
    12-18 months

    Key Features

    • Three cumulative levels protecting FCI, CUI, and APTs
    • C3PAO third-party and DIBCAC government assessments
    • Aligns with 110 NIST SP 800-171 Rev 2 practices
    • Mandatory flow-down to DoD subcontractors handling FCI/CUI
    • POA&Ms limited to 180-day closure timelines
    Cybersecurity

    CIS Controls

    CIS Critical Security Controls v8.1

    Cost
    €€€
    Complexity
    High
    Implementation Time
    12-18 months

    Key Features

    • 18 prioritized controls with 153 actionable safeguards
    • Implementation Groups IG1-IG3 for phased maturity
    • Detailed mappings to NIST CSF, ISO 27001, regulations
    • Free CIS Benchmarks and CIS-CAT assessment tools
    • Focus on asset inventory and vulnerability management

    Detailed Analysis

    A comprehensive look at the specific requirements, scope, and impact of each standard.

    CMMC Details

    What It Is

    Cybersecurity Maturity Model Certification (CMMC) 2.0 is a DoD certification framework verifying cybersecurity protections for Federal Contract Information (FCI) and Controlled Unclassified Information (CUI) in the Defense Industrial Base (DIB). It employs a tiered, risk-based model with three cumulative levels, mapping to FAR 52.204-21, NIST SP 800-171 Rev 2, and NIST SP 800-172.

    Key Components

    • 14 domains (e.g., Access Control, Incident Response) with 17 practices at Level 1, 110 at Level 2, and 24 enhanced at Level 3.
    • Built on NIST controls; certification via self-assessments (Level 1/2), C3PAO (Level 2), or DIBCAC (Level 3).
    • System Security Plan (SSP), POA&Ms (limited 180-day closure), and SPRS/eMASS reporting.

    Why Organizations Use It

    Mandated for DoD contractors/subcontractors; ensures contract eligibility, reduces supply chain risks, enhances resilience against APTs, and provides competitive advantage in bids. Builds stakeholder trust via verified maturity.

    Implementation Overview

    Phased approach: scoping, gap analysis, remediation, assessment preparation, certification, sustainment. Applies to all DIB sizes; complex scoping for enclaves critical. Annual affirmations and triennial recertification required. (178 words)

    CIS Controls Details

    What It Is

    CIS Critical Security Controls (CIS Controls) v8.1 is a consensus-driven cybersecurity framework developed by the Center for Internet Security. It provides prioritized, actionable safeguards to mitigate common cyber threats across hybrid environments. Its control-based approach emphasizes essential cyber hygiene through 18 top-level controls and 153 detailed safeguards, organized into three Implementation Groups (IG1-IG3) for risk-based maturity progression.

    Key Components

    • 18 Controls spanning asset inventory, data protection, vulnerability management, incident response, and penetration testing.
    • 153 Safeguards as testable, task-oriented actions.
    • Built on real-world attack data; no formal certification, but self-assessed compliance via tools like CIS-CAT.

    Why Organizations Use It

    • Reduces breach risk via evidence-based prioritization (e.g., Ponemon studies show cost savings).
    • Maps to NIST CSF, ISO 27001, PCI DSS, HIPAA, GDPR for multi-framework efficiency.
    • Builds stakeholder trust, supports insurance discounts, and enables competitive differentiation.

    Implementation Overview

    • Phased roadmap: IG1 hygiene first (3-9 months), then IG2/IG3.
    • Key activities: asset inventories, automation, training; applicable to all sizes/industries globally.
    • No mandatory audits; uses Benchmarks and Navigator for assessment. (178 words)

    Key Differences

    Scope

    CMMC
    NIST-based controls for FCI/CUI protection
    CIS Controls
    18 prioritized cyber hygiene safeguards

    Industry

    CMMC
    DoD contractors and subcontractors
    CIS Controls
    All industries, sector-agnostic

    Nature

    CMMC
    Mandatory certification for DoD contracts
    CIS Controls
    Voluntary best practices framework

    Testing

    CMMC
    C3PAO/DIBCAC assessments every 3 years
    CIS Controls
    Self-assessment via Implementation Groups

    Penalties

    CMMC
    Contract ineligibility and debarment
    CIS Controls
    No formal penalties

    Frequently Asked Questions

    Common questions about CMMC and CIS Controls

    CMMC FAQ

    CIS Controls FAQ

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