Skip to content

Crosswalk

CMMC to NIST Crosswalk

Each CMMC practice with the NIST SP 800-171 Rev 2 requirement it is built on, the Rev 3 counterpart, the SP 800-53 controls behind it and, for Level 3, the SP 800-172 requirement. Open any number to read it.

149 practices. Mappings are the guides' key references and NIST's published relationships; a practice with no mapping yet shows a dash.

Practice800-171 Rev 2800-171 Rev 3800-53800-172
AC.L1-b.1.iAuthorized Access Control [FCI Data]3.1.103.01.01AC-2AC-3AC-17—
AC.L1-b.1.iiTransaction & Function Control [FCI Data]3.1.203.01.02AC-2AC-3AC-17—
AC.L1-b.1.iiiExternal Connections [FCI Data]3.1.2003.01.20AC-20AC-20 (1)—
AC.L1-b.1.ivControl Public Information [FCI Data]3.1.2203.01.22AC-22—
AC.L2-3.1.1Authorized Access Control [CUI Data]3.1.103.01.01AC-2AC-3AC-17—
AC.L2-3.1.2Transaction & Function Control [CUI Data]3.1.203.01.02AC-2AC-3AC-17—
AC.L2-3.1.3Control CUI Flow3.1.303.01.03AC-4—
AC.L2-3.1.4Separation of Duties3.1.403.01.04AC-5—
AC.L2-3.1.5Least Privilege3.1.503.01.05AC-6AC-6 (1)AC-6 (5)—
AC.L2-3.1.6Non-Privileged Account Use3.1.603.01.06AC-6 (2)—
AC.L2-3.1.7Privileged Functions3.1.703.01.07AC-6 (9)AC-6 (10)—
AC.L2-3.1.8Unsuccessful Logon Attempts3.1.803.01.08AC-7—
AC.L2-3.1.9Privacy & Security Notices3.1.903.01.09AC-8—
AC.L2-3.1.10Session Lock3.1.1003.01.10AC-11AC-11 (1)—
AC.L2-3.1.11Session Termination3.1.1103.01.11AC-12—
AC.L2-3.1.12Control Remote Access3.1.1203.01.12AC-17 (1)—
AC.L2-3.1.13Remote Access Confidentiality3.1.13—AC-17 (2)—
AC.L2-3.1.14Remote Access Routing3.1.14—AC-17 (3)—
AC.L2-3.1.15Privileged Remote Access3.1.15—AC-17 (4)—
AC.L2-3.1.16Wireless Access Authorization3.1.1603.01.16AC-18—
AC.L2-3.1.17Wireless Access Protection3.1.17—AC-18 (1)—
AC.L2-3.1.18Mobile Device Connection3.1.1803.01.18AC-19—
AC.L2-3.1.19Encrypt CUI on Mobile3.1.19—AC-19 (5)—
AC.L2-3.1.20External Connections [CUI Data]3.1.2003.01.20AC-20AC-20 (1)—
AC.L2-3.1.21Portable Storage Use3.1.21—AC-20 (2)—
AC.L2-3.1.22Control Public Information [CUI Data]3.1.2203.01.22AC-22—
AC.L3-3.1.2eOrganizationally Controlled Assets————
AC.L3-3.1.3eSecured Information Transfer————
AT.L2-3.2.1Role-Based Risk Awareness3.2.103.02.01AT-2AT-3—
AT.L2-3.2.2Role-Based Training3.2.203.02.02AT-2AT-3—
AT.L2-3.2.3Insider Threat Awareness3.2.3—AT-2 (2)—
AT.L3-3.2.1eAdvanced Threat Awareness————
AT.L3-3.2.2ePractical Training Exercises————
AU.L2-3.3.1System Auditing3.3.103.03.01AU-2AU-3AU-3 (1)AU-6AU-11AU-12—
AU.L2-3.3.2User Accountability3.3.203.03.02AU-2AU-3AU-3 (1)AU-6AU-11AU-12—
AU.L2-3.3.3Event Review3.3.303.03.03AU-2 (3)—
AU.L2-3.3.4Audit Failure Alerting3.3.403.03.04AU-5—
AU.L2-3.3.5Audit Correlation3.3.503.03.05AU-6 (3)—
AU.L2-3.3.6Reduction & Reporting3.3.603.03.06AU-7—
AU.L2-3.3.7Authoritative Time Source3.3.703.03.07AU-8AU-8 (1)—
AU.L2-3.3.8Audit Protection3.3.803.03.08AU-9—
AU.L2-3.3.9Audit Management3.3.9—AU-9 (4)—
CA.L2-3.12.1Security Control Assessment3.12.103.12.01CA-2CA-5CA-7PL-2—
CA.L2-3.12.2Operational Plan of Action3.12.203.12.02CA-2CA-5CA-7PL-2—
CA.L2-3.12.3Security Control Monitoring3.12.303.12.03CA-2CA-5CA-7PL-2—
CA.L2-3.12.4System Security Plan3.12.4—CA-2CA-5CA-7PL-2—
CA.L3-3.12.1ePenetration Testing————
CM.L2-3.4.1System Baselining3.4.103.04.01CM-2CM-6CM-8CM-8 (1)—
CM.L2-3.4.2Security Configuration Enforcement3.4.203.04.02CM-2CM-6CM-8CM-8 (1)—
CM.L2-3.4.3System Change Management3.4.303.04.03CM-3—
CM.L2-3.4.4Security Impact Analysis3.4.403.04.04CM-4—
CM.L2-3.4.5Access Restrictions for Change3.4.503.04.05CM-5—
CM.L2-3.4.6Least Functionality3.4.603.04.06CM-7—
CM.L2-3.4.7Nonessential Functionality3.4.7—CM-7 (1)CM-7 (2)—
CM.L2-3.4.8Application Execution Policy3.4.803.04.08CM-7 (4)CM-7 (5)—
CM.L2-3.4.9User-Installed Software3.4.9—CM-11—
CM.L3-3.4.1eAuthoritative Repository————
CM.L3-3.4.2eAutomated Detection & Remediation————
CM.L3-3.4.3eAutomated Inventory————
IA.L1-b.1.vIdentification [FCI Data]3.5.103.05.01IA-2IA-3IA-5—
IA.L1-b.1.viAuthentication [FCI Data]3.5.203.05.02IA-2IA-3IA-5—
IA.L2-3.5.1Identification [CUI Data]3.5.103.05.01IA-2IA-3IA-5—
IA.L2-3.5.2Authentication [CUI Data]3.5.203.05.02IA-2IA-3IA-5—
IA.L2-3.5.3Multifactor Authentication3.5.303.05.03IA-2 (1)IA-2 (2)IA-2 (3)—
IA.L2-3.5.4Replay-Resistant Authentication3.5.403.05.04IA-2 (8)IA-2 (9)—
IA.L2-3.5.5Identifier Reuse3.5.503.05.05IA-4—
IA.L2-3.5.6Identifier Handling3.5.6—IA-4—
IA.L2-3.5.7Password Complexity3.5.703.05.07IA-5 (1)—
IA.L2-3.5.8Password Reuse3.5.8—IA-5 (1)—
IA.L2-3.5.9Temporary Passwords3.5.9—IA-5 (1)—
IA.L2-3.5.10Cryptographically-Protected Passwords3.5.10—IA-5 (1)—
IA.L2-3.5.11Obscure Feedback3.5.1103.05.11IA-6—
IA.L3-3.5.1eBidirectional Authentication————
IA.L3-3.5.3eBlock Untrusted Assets————
IR.L2-3.6.1Incident Handling3.6.103.06.01IR-2IR-4IR-5IR-6IR-7—
IR.L2-3.6.2Incident Reporting3.6.203.06.02IR-2IR-4IR-5IR-6IR-7—
IR.L2-3.6.3Incident Response Testing3.6.303.06.03IR-3—
IR.L3-3.6.1eSecurity Operations Center————
IR.L3-3.6.2eCyber Incident Response Team————
MA.L2-3.7.1Perform Maintenance3.7.1—MA-2MA-3MA-3 (1)MA-3 (2)—
MA.L2-3.7.2System Maintenance Control3.7.2—MA-2MA-3MA-3 (1)MA-3 (2)—
MA.L2-3.7.3Equipment Sanitization3.7.3—MA-2—
MA.L2-3.7.4Media Inspection3.7.403.07.04MA-3 (2)—
MA.L2-3.7.5Nonlocal Maintenance3.7.503.07.05MA-4—
MA.L2-3.7.6Maintenance Personnel3.7.603.07.06MA-5—
MP.L1-b.1.viiMedia Disposal [FCI Data]3.8.303.08.03MP-2MP-4MP-6—
MP.L2-3.8.1Media Protection3.8.103.08.01MP-2MP-4MP-6—
MP.L2-3.8.2Media Access3.8.203.08.02MP-2MP-4MP-6—
MP.L2-3.8.3Media Disposal [CUI Data]3.8.303.08.03MP-2MP-4MP-6—
MP.L2-3.8.4Media Markings3.8.403.08.04MP-3—
MP.L2-3.8.5Media Accountability3.8.503.08.05MP-5—
MP.L2-3.8.6Portable Storage Encryption3.8.6—MP-5 (4)—
MP.L2-3.8.7Removable Media3.8.703.08.07MP-7—
MP.L2-3.8.8Shared Media3.8.8—MP-7 (1)—
MP.L2-3.8.9Protect Backups3.8.903.08.09CP-9—
PE.L1-b.1.ixManage Visitors & Physical Access [FCI Data]3.10.33.10.43.10.5—PE-3—
PE.L1-b.1.viiiLimit Physical Access [FCI Data]3.10.103.10.01PE-2PE-4PE-5PE-6—
PE.L2-3.10.1Limit Physical Access [CUI Data]3.10.103.10.01PE-2PE-4PE-5PE-6—
PE.L2-3.10.2Monitor Facility3.10.203.10.02PE-2PE-4PE-5PE-6—
PE.L2-3.10.3Escort Visitors [CUI Data]3.10.3—PE-3—
PE.L2-3.10.4Physical Access Logs [CUI Data]3.10.4—PE-3—
PE.L2-3.10.5Manage Physical Access [CUI Data]3.10.5—PE-3—
PE.L2-3.10.6Alternative Work Sites3.10.603.10.06PE-17—
PS.L2-3.9.1Screen Individuals3.9.103.09.01PS-3PS-4PS-5—
PS.L2-3.9.2Personnel Actions3.9.203.09.02PS-3PS-4PS-5—
PS.L3-3.9.2eAdverse Information————
RA.L2-3.11.1Risk Assessments3.11.103.11.01RA-3—
RA.L2-3.11.2Vulnerability Scan3.11.203.11.02RA-5RA-5 (5)—
RA.L2-3.11.3Vulnerability Remediation3.11.3—RA-5—
RA.L3-3.11.1eThreat-Informed Risk Assessment————
RA.L3-3.11.2eThreat Hunting————
RA.L3-3.11.3eAdvanced Risk Identification————
RA.L3-3.11.4eSecurity Solution Rationale————
RA.L3-3.11.5eSecurity Solution Effectiveness————
RA.L3-3.11.6eSupply Chain Risk Response————
RA.L3-3.11.7eSupply Chain Risk Plan————
SC.L1-b.1.xBoundary Protection [FCI Data]3.13.103.13.01SA-8SC-7—
SC.L1-b.1.xiPublic-Access System Separation [FCI Data]3.13.5—SC-7—
SC.L2-3.13.1Boundary Protection [CUI Data]3.13.103.13.01SA-8SC-7—
SC.L2-3.13.2Security Engineering3.13.2—SA-8SC-7—
SC.L2-3.13.3Role Separation3.13.3—SC-2—
SC.L2-3.13.4Shared Resource Control3.13.403.13.04SC-4—
SC.L2-3.13.5Public-Access System Separation [CUI Data]3.13.5—SC-7—
SC.L2-3.13.6Network Communication by Exception3.13.603.13.06SC-7 (5)—
SC.L2-3.13.7Split Tunneling3.13.7—SC-7 (7)—
SC.L2-3.13.8Data in Transit3.13.803.13.08SC-8SC-8 (1)—
SC.L2-3.13.9Connections Termination3.13.903.13.09SC-10—
SC.L2-3.13.10Key Management3.13.1003.13.10SC-12—
SC.L2-3.13.11CUI Encryption3.13.1103.13.11SC-13—
SC.L2-3.13.12Collaborative Device Control3.13.1203.13.12SC-15—
SC.L2-3.13.13Mobile Code3.13.1303.13.13SC-18—
SC.L2-3.13.14Voice over Internet Protocol3.13.14—SC-19—
SC.L2-3.13.15Communications Authenticity3.13.1503.13.15SC-23—
SC.L2-3.13.16Data at Rest3.13.16—SC-28—
SC.L3-3.13.4eIsolation————
SI.L1-b.1.xiiFlaw Remediation [FCI Data]3.14.103.14.01SI-2SI-3SI-5—
SI.L1-b.1.xiiiMalicious Code Protection [FCI Data]3.14.203.14.02SI-2SI-3SI-5—
SI.L1-b.1.xivUpdate Malicious Code Protection [FCI Data]3.14.4—SI-3—
SI.L1-b.1.xvSystem & File Scanning [FCI Data]3.14.5—SI-3—
SI.L2-3.14.1Flaw Remediation [CUI Data]3.14.103.14.01SI-2SI-3SI-5—
SI.L2-3.14.2Malicious Code Protection [CUI Data]3.14.203.14.02SI-2SI-3SI-5—
SI.L2-3.14.3Security Alerts & Advisories3.14.303.14.03SI-2SI-3SI-5—
SI.L2-3.14.4Update Malicious Code Protection [CUI Data]3.14.4—SI-3—
SI.L2-3.14.5System & File Scanning [CUI Data]3.14.5—SI-3—
SI.L2-3.14.6Monitor Communications for Attacks3.14.603.14.06SI-4SI-4 (4)—
SI.L2-3.14.7Identify Unauthorized Use3.14.7—SI-4—
SI.L3-3.14.1eIntegrity Verification————
SI.L3-3.14.3eSpecialized Asset Security————
SI.L3-3.14.6eThreat-Guided Intrusion Detection————