CMMC 2.0 Control Explorer



CMMC Level

ID Level Domain Requirement
AC.L1-3.1.11Access Control

Limit information system access to authorized users, processes acting on behalf of authorized users, or devices (including other information systems).

AC.L1-3.1.21Access Control

Limit information system access to the types of transactions and functions that authorized users are permitted to execute.

AC.L2-3.1.32Access Control

Control the flow of CUI in accordance with approved authorizations.

AC.L2-3.1.42Access Control

Separate the duties of individuals to reduce the risk of malevolent activity without collusion.

AC.L2-3.1.52Access Control

Employ the principle of least privilege, including for specific security functions and privileged accounts.

AC.L2-3.1.62Access Control

Use non-privileged accounts or roles when accessing nonsecurity functions.

AC.L2-3.1.72Access Control

Prevent non-privileged users from executing privileged functions and capture the execution of such functions in audit logs.

AC.L2-3.1.82Access Control

Limit unsuccessful logon attempts.

AC.L2-3.1.92Access Control

Provide privacy and security notices consistent with applicable CUI rules.

AC.L2-3.1.102Access Control

Use session lock with pattern-hiding displays to prevent access and viewing of data after a period of inactivity.

AC.L2-3.1.112Access Control

Terminate (automatically) a user session after a defined condition.

AC.L2-3.1.122Access Control

Monitor and control remote access sessions.

AC.L2-3.1.132Access Control

Employ cryptographic mechanisms to protect the confidentiality of remote access sessions.

AC.L2-3.1.142Access Control

Route remote access via managed access control points.

AC.L2-3.1.152Access Control

Authorize remote execution of privileged commands and remote access to security-relevant information.

AC.L2-3.1.162Access Control

Authorize wireless access prior to allowing such connections.

AC.L2-3.1.172Access Control

Protect wireless access using authentication and encryption.

AC.L2-3.1.182Access Control

Control connection of mobile devices.

AC.L2-3.1.192Access Control

Encrypt CUI on mobile devices and mobile computing platforms.

AC.L1-3.1.201Access Control

Verify and control/limit connections to and use of external information systems.

AC.L1-3.1.221Access Control

Control information posted or processed on publicly accessible information systems.

AC.L2-3.1.212Access Control

Limit use of portable storage devices on external systems.

AT.L2-3.2.12Awareness and Training

Ensure that managers, systems administrators, and users of organizational systems are made aware of the security risks associated with their activities and of the applicable policies, standards, and procedures related to the security of those systems.

AT.L2-3.2.22Awareness and Training

Ensure that personnel are trained to carry out their assigned information security-related duties and responsibilities.

AT.L2-3.2.32Awareness and Training

Provide security awareness training on recognizing and reporting potential indicators of insider threat.

AU.L2-3.3.12Audit and Accountability

Create and retain system audit logs and records to the extent needed to enable the monitoring, analysis, investigation, and reporting of unlawful or unauthorized system activity.

AU.L2-3.3.22Audit and Accountability

Ensure that the actions of individual system users can be uniquely traced to those users, so they can be held accountable for their actions.

AU.L2-3.3.32Audit and Accountability

Review and update logged events.

AU.L2-3.3.42Audit and Accountability

Alert in the event of an audit logging process failure.

AU.L2-3.3.52Audit and Accountability

Correlate audit record review, analysis, and reporting processes for investigation and response to indications of unlawful, unauthorized, suspicious, or unusual activity.

AU.L2-3.3.62Audit and Accountability

Provide audit record reduction and report generation to support on-demand analysis and reporting.

AU.L2-3.3.72Audit and Accountability

Provide a system capability that compares and synchronizes internal system clocks with an authoritative source to generate time stamps for audit records.

AU.L2-3.3.82Audit and Accountability

Protect audit information and audit logging tools from unauthorized access, modification, and deletion.

AU.L2-3.3.92Audit and Accountability

Limit management of audit logging functionality to a subset of privileged users.

CA.L2-3.12.12Risk Assessment

Periodically assess the security controls in organizational systems to determine if the controls are effective in their application.

CA.L2-3.12.22Risk Assessment

Develop and implement plans of action designed to correct deficiencies and reduce or eliminate vulnerabilities in organizational systems.

CA.L2-3.12.32Risk Assessment

Monitor security controls on an ongoing basis to ensure the continued effectiveness of the controls.

CA.L2-3.12.42Risk Assessment

Develop, document, and periodically update system security plans that describe system boundaries, system environments of operation, how security requirements are implemented, and the relationships with or connections to other systems.

CM.L2-3.4.12Configuration Management

Establish and maintain baseline configurations and inventories of organizational systems (including hardware, software, firmware, and documentation) throughout the respective system development life cycles.

CM.L2-3.4.22Configuration Management

Establish and enforce security configuration settings for information technology products employed in organizational systems.

CM.L2-3.4.32Configuration Management

Track, review, approve or disapprove, and log changes to organizational systems.

CM.L2-3.4.42Configuration Management

Analyze the security impact of changes prior to implementation.

CM.L2-3.4.52Configuration Management

Define, document, approve, and enforce physical and logical access restrictions associated with changes to organizational systems.

CM.L2-3.4.62Configuration Management

Employ the principle of least functionality by configuring organizational systems to provide only essential capabilities.

CM.L2-3.4.72Configuration Management

Restrict, disable, or prevent the use of nonessential programs, functions, ports, protocols, and services.

CM.L2-3.4.82Configuration Management

Apply deny-by-exception (blacklisting) policy to prevent the use of unauthorized software or deny-all, permit-by-exception (whitelisting) policy to allow the execution of authorized software.

CM.L2-3.4.92Configuration Management

Control and monitor user-installed software.

IA.L1-3.5.11Identification and Authentication

Identify information system users, processes acting on behalf of users, or devices.

IA.L1-3.5.21Identification and Authentication

Authenticate (or verify) the identities of those users, processes, or devices, as a prerequisite to allowing access to organizational information systems.

IA.L2-3.5.32Identification and Authentication

Use multifactor authentication for local and network access to privileged accounts and for network access to non-privileged accounts.

IA.L2-3.5.42Identification and Authentication

Employ replay-resistant authentication mechanisms for network access to privileged and non-privileged accounts.

IA.L2-3.5.52Identification and Authentication

Prevent reuse of identifiers for a defined period.

IA.L2-3.5.62Identification and Authentication

Disable identifiers after a defined period of inactivity.

IA.L2-3.5.72Identification and Authentication

Enforce a minimum password complexity and change of characters when new passwords are created.

IA.L2-3.5.82Identification and Authentication

Prohibit password reuse for a specified number of generations.

IA.L2-3.5.92Identification and Authentication

Allow temporary password use for system logons with an immediate change to a permanent password.

IA.L2-3.5.102Identification and Authentication

Store and transmit only cryptographically-protected passwords.

IA.L2-3.5.112Identification and Authentication

Obscure feedback of authentication information.

IR.L2-3.6.12Incident response

Establish an operational incident-handling capability for organizational systems that includes preparation, detection, analysis, containment, recovery, and user response activities.

IR.L2-3.6.22Incident response

Track, document, and report incidents to designated officials and/or authorities both internal and external to the organization.

IR.L2-3.6.32Incident response

Test the organizational incident response capability.


Perform maintenance on organizational systems.


Provide controls on the tools, techniques, mechanisms, and personnel used to conduct system maintenance.


Ensure equipment removed for off-site maintenance is sanitized of any CUI.


Check media containing diagnostic and test programs for malicious code before the media are used in organizational systems.


Require multifactor authentication to establish nonlocal maintenance sessions via external network connections and terminate such connections when nonlocal maintenance is complete.


Supervise the maintenance activities of maintenance personnel without required access authorization.

MP.L2-3.8.12Media Protection

Protect (i.e., physically control and securely store) system media containing CUI, both paper and digital.

MP.L2-3.8.22Media Protection

Limit access to CUI on system media to authorized users.

MP.L1-3.8.31Media Protection

Sanitize or destroy information system media containing Federal Contract Information before disposal or release for reuse.

MP.L2-3.8.42Media Protection

Mark media with necessary CUI markings and distribution limitations.

MP.L2-3.8.52Media Protection

Control access to media containing CUI and maintain accountability for media during transport outside of controlled areas.

MP.L2-3.8.62Media Protection

Implement cryptographic mechanisms to protect the confidentiality of CUI stored on digital media during transport unless otherwise protected by alternative physical safeguards.

MP.L2-3.8.72Media Protection

Control the use of removable media on system components.

MP.L2-3.8.82Media Protection

Prohibit the use of portable storage devices when such devices have no identifiable owner.

MP.L2-3.8.92Media Protection

Protect the confidentiality of backup CUI at storage locations.

PE.L1-3.10.11Physical Protection

Limit physical access to organizational information systems, equipment, and the respective operating environments to authorized individuals.

PE.L2-3.10.22Physical Protection

Protect and monitor the physical facility and support infrastructure for organizational systems.

PE.L1-3.10.31Physical Protection

Escort visitors and monitor visitor activity.

PE.L1-3.10.41Physical Protection

Maintain audit logs of physical access.

PE.L1-3.10.51Physical Protection

Control and manage physical access devices.

PE.L2-3.10.62Physical Protection

Enforce safeguarding measures for CUI at alternate work sites.

PS.L2-3.9.12Personnel Security

Screen individuals prior to authorizing access to organizational systems containing CUI.

PS.L2-3.9.22Personnel Security

Ensure that organizational systems containing CUI are protected during and after personnel actions such as terminations and transfers.

RA.L2-3.11.12Risk Assessment

Periodically assess the risk to organizational operations (including mission, functions, image, or reputation), organizational assets, and individuals, resulting from the operation of organizational systems and the associated processing, storage, or transmission of CUI.

RA.L2-3.11.22Risk Assessment

Scan for vulnerabilities in organizational systems and applications periodically and when new vulnerabilities affecting those systems and applications are identified.

RA.L2-3.11.32Risk Assessment

Remediate vulnerabilities in accordance with risk assessments.

SC.L1-3.13.11System and Communications Protection

Monitor, control, and protect organizational communications (i.e., information transmitted or received by organizational information systems) at the external boundaries and key internal boundaries of the information systems.

SC.L2-3.13.22System and Communications Protection

Employ architectural designs, software development techniques, and systems engineering principles that promote effective information security within organizational systems.

SC.L2-3.13.32System and Communications Protection

Separate user functionality from system management functionality.

SC.L2-3.13.42System and Communications Protection

Prevent unauthorized and unintended information transfer via shared system resources.

SC.L1-3.13.51System and Communications Protection

Implement subnetworks for publicly accessible system components that are physically or logically separated from internal networks.

SC.L2-3.13.62System and Communications Protection

Deny network communications traffic by default and allow network communications traffic by exception (i.e., deny all, permit by exception).

SC.L2-3.13.72System and Communications Protection

Prevent remote devices from simultaneously establishing non-remote connections with organizational systems and communicating via some other connection to resources in external networks (i.e., split tunneling).

SC.L2-3.13.82System and Communications Protection

Implement cryptographic mechanisms to prevent unauthorized disclosure of CUI during transmission unless otherwise protected by alternative physical safeguards.

SC.L2-3.13.92System and Communications Protection

Terminate network connections associated with communications sessions at the end of the sessions or after a defined period of inactivity.

SC.L2-3.13.102System and Communications Protection

Establish and manage cryptographic keys for cryptography employed in organizational systems.

SC.L2-3.13.112System and Communications Protection

Employ FIPS-validated cryptography when used to protect the confidentiality of CUI.

SC.L2-3.13.122System and Communications Protection

Prohibit remote activation of collaborative computing devices and provide indication of devices in use to users present at the device.

SC.L2-3.13.132System and Communications Protection

Control and monitor the use of mobile code.

SC.L2-3.13.142System and Communications Protection

Control and monitor the use of Voice over Internet Protocol (VoIP) technologies.

SC.L2-3.13.152System and Communications Protection

Protect the authenticity of communications sessions.

SC.L2-3.13.162System and Communications Protection

Protect the confidentiality of CUI at rest.

SI.L1-3.14.11System and Information Integrity

Identify, report, and correct information and information system flaws in a timely manner.

SI.L1-3.14.21System and Information Integrity

Provide protection from malicious code at appropriate locations within organizational information systems.

SI.L2-3.14.32System and Information Integrity

Monitor system security alerts and advisories and take action in response.

SI.L1-3.14.41System and Information Integrity

Update malicious code protection mechanisms when new releases are available.

SI.L1-3.14.51System and Information Integrity

Perform periodic scans of the information system and real-time scans of files from external sources as files are downloaded, opened, or executed.

SI.L2-3.14.62System and Information Integrity

Monitor organizational systems, including inbound and outbound communications traffic, to detect attacks and indicators of potential attacks.

SI.L2-3.14.72System and Information Integrity

Identify unauthorized use of organizational systems.