NIST CSF
Voluntary framework for cybersecurity risk management
FISMA
U.S. federal law for risk-based information security management
Quick Verdict
NIST CSF offers voluntary, flexible risk management for all organizations worldwide, while FISMA mandates rigorous security programs for U.S. federal agencies using NIST RMF. Companies adopt CSF for best practices and communication; FISMA for legal compliance and contracts.
NIST CSF
NIST Cybersecurity Framework 2.0
Key Features
- Introduces Govern function for strategic oversight
- Six core Functions covering risk lifecycle
- Four Implementation Tiers for maturity assessment
- Current/Target Profiles enabling gap analysis
- Mappings to standards like ISO 27001
FISMA
Federal Information Security Modernization Act (FISMA)
Key Features
- Mandates NIST Risk Management Framework (RMF)
- Requires continuous monitoring and diagnostics
- Uses FIPS 199 for system impact categorization
- Tailors NIST SP 800-53 security controls
- Enforces annual IG evaluations and reporting
Detailed Analysis
A comprehensive look at the specific requirements, scope, and impact of each standard.
NIST CSF Details
What It Is
The NIST Cybersecurity Framework (CSF) 2.0 is a voluntary, risk-based guideline from the U.S. National Institute of Standards and Technology. It offers a flexible structure to manage cybersecurity risks across organizations of any size or sector, evolving from critical infrastructure focus to universal applicability.
Key Components
- **Framework CoreSix Functions (Govern, Identify, Protect, Detect, Respond, Recover), organized into 22 Categories and 112 Subcategories with informative references to standards like ISO 27001 and NIST SP 800-53.
- **Implementation TiersFour qualitative levels (Partial, Risk-Informed, Repeatable, Adaptive) to evaluate risk processes.
- **Framework ProfilesAlign business needs with Core outcomes via Current and Target states. No formal certification; relies on self-assessment.
Why Organizations Use It
- Fosters common language for executives, boards, and partners.
- Aids compliance, supply chain risk management, and insurance benefits.
- Drives strategic risk reduction, prioritization, and continuous improvement.
- Builds trust with stakeholders through demonstrated posture.
Implementation Overview
- Conduct gap analysis using Profiles and Tiers.
- Prioritize via Quick Start Guides, vendor tools, mappings.
- Applicable globally; incremental for SMEs, comprehensive for enterprises. (178 words)
FISMA Details
What It Is
The Federal Information Security Modernization Act (FISMA) of 2014 is a U.S. federal law that establishes a mandatory, risk-based framework for protecting federal information and systems. Modernizing the 2002 act, it requires agencies to implement comprehensive security programs using the NIST Risk Management Framework (RMF) to ensure confidentiality, integrity, and availability.
Key Components
- NIST RMF 7 steps: Prepare, Categorize, Select, Implement, Assess, Authorize, Monitor
- NIST SP 800-53 controls (20 families, baselines per SP 800-53B)
- FIPS 199 impact categorization (Low/Moderate/High)
- Continuous monitoring (SP 800-137), SSPs, POA&Ms, annual IG evaluations
Why Organizations Use It
- Mandatory for federal agencies/contractors handling federal data
- Reduces breach risks, enhances resilience
- Enables contracts, FedRAMP cloud use
- Builds trust via oversight, reporting to OMB/Congress
Implementation Overview
- Phased RMF lifecycle with governance, inventory, controls
- Applies to agencies, contractors; scalable by size/complexity
- Involves assessments, ATOs, IG audits (no central certification)
(178 words)
Key Differences
| Aspect | NIST CSF | FISMA |
|---|---|---|
| Scope | Cybersecurity risk management across all functions | Federal agency information security programs |
| Industry | All sectors, organizations worldwide | U.S. federal agencies and contractors |
| Nature | Voluntary flexible framework | Mandatory law with NIST RMF |
| Testing | Self-assessment via Profiles and Tiers | Annual IG audits and continuous monitoring |
| Penalties | No legal penalties | Contract loss, funding cuts, oversight |
Scope
Industry
Nature
Testing
Penalties
Frequently Asked Questions
Common questions about NIST CSF and FISMA
NIST CSF FAQ
FISMA FAQ
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