Control Family

SC — System and Communications Protection

51 controls · 111 enhancements

SC-1

Policy and Procedures

✓ LOW ✓ MODERATE ✓ HIGH
4 related OT overlay
SC-2

Separation of System and User Functionality

LOW ✓ MODERATE ✓ HIGH
2 enhancements 8 related OT overlay
SC-3

Security Function Isolation

LOW MODERATE ✓ HIGH
5 enhancements 15 related OT overlay
SC-4

Information in Shared System Resources

LOW ✓ MODERATE ✓ HIGH
2 enhancements 3 related OT overlay
SC-5

Denial-of-service Protection

✓ LOW ✓ MODERATE ✓ HIGH
3 enhancements 5 related OT overlay
SC-6

Resource Availability

LOW MODERATE HIGH
1 related
SC-7

Boundary Protection

✓ LOW ✓ MODERATE ✓ HIGH
29 enhancements 25 related OT overlay
SC-8

Transmission Confidentiality and Integrity

LOW ✓ MODERATE ✓ HIGH
5 enhancements 15 related OT overlay
SC-10

Network Disconnect

LOW ✓ MODERATE ✓ HIGH
2 related OT overlay
SC-11

Trusted Path

LOW MODERATE HIGH
1 enhancement 4 related
SC-12

Cryptographic Key Establishment and Management

✓ LOW ✓ MODERATE ✓ HIGH
6 enhancements 19 related OT overlay
SC-13

Cryptographic Protection

✓ LOW ✓ MODERATE ✓ HIGH
4 enhancements 29 related OT overlay
SC-15

Collaborative Computing Devices and Applications

✓ LOW ✓ MODERATE ✓ HIGH
4 enhancements 2 related OT overlay
SC-16

Transmission of Security and Privacy Attributes

LOW MODERATE HIGH
3 enhancements 3 related
SC-17

Public Key Infrastructure Certificates

LOW ✓ MODERATE ✓ HIGH
3 related OT overlay
SC-18

Mobile Code

LOW ✓ MODERATE ✓ HIGH
5 enhancements 5 related OT overlay
SC-20

Secure Name/Address Resolution Service (Authoritative Source)

✓ LOW ✓ MODERATE ✓ HIGH
2 enhancements 6 related OT overlay
SC-21

Secure Name/Address Resolution Service (Recursive or Caching Resolver)

✓ LOW ✓ MODERATE ✓ HIGH
1 enhancement 2 related OT overlay
SC-22

Architecture and Provisioning for Name/Address Resolution Service

✓ LOW ✓ MODERATE ✓ HIGH
4 related OT overlay
SC-23

Session Authenticity

LOW ✓ MODERATE ✓ HIGH
5 enhancements 4 related OT overlay
SC-24

Fail in Known State

LOW MODERATE ✓ HIGH
8 related OT overlay
SC-25

Thin Nodes

LOW MODERATE HIGH
2 related
SC-26

Decoys

LOW MODERATE HIGH
1 enhancement 7 related
SC-27

Platform-independent Applications

LOW MODERATE HIGH
1 related
SC-28

Protection of Information at Rest

LOW ✓ MODERATE ✓ HIGH
3 enhancements 19 related OT overlay
SC-29

Heterogeneity

LOW MODERATE HIGH
1 enhancement 5 related
SC-30

Concealment and Misdirection

LOW MODERATE HIGH
5 enhancements 6 related
SC-31

Covert Channel Analysis

LOW MODERATE HIGH
3 enhancements 4 related
SC-32

System Partitioning

LOW MODERATE HIGH
1 enhancement 7 related
SC-34

Non-modifiable Executable Programs

LOW MODERATE HIGH
3 enhancements 3 related
SC-35

External Malicious Code Identification

LOW MODERATE HIGH
5 related
SC-36

Distributed Processing and Storage

LOW MODERATE HIGH
2 enhancements 4 related
SC-37

Out-of-band Channels

LOW MODERATE HIGH
1 enhancement 12 related
SC-38

Operations Security

LOW MODERATE HIGH
11 related
SC-39

Process Isolation

✓ LOW ✓ MODERATE ✓ HIGH
2 enhancements 8 related OT overlay
SC-40

Wireless Link Protection

LOW MODERATE HIGH
4 enhancements 2 related
SC-41

Port and I/O Device Access

LOW MODERATE HIGH
2 related OT overlay
SC-42

Sensor Capability and Data

LOW MODERATE HIGH
5 enhancements 1 related
SC-43

Usage Restrictions

LOW MODERATE HIGH
5 related
SC-44

Detonation Chambers

LOW MODERATE HIGH
9 related
SC-45

System Time Synchronization

LOW MODERATE HIGH
2 enhancements 4 related OT overlay
SC-46

Cross Domain Policy Enforcement

LOW MODERATE HIGH
2 related
SC-47

Alternate Communications Paths

LOW MODERATE HIGH
2 related OT overlay
SC-48

Sensor Relocation

LOW MODERATE HIGH
1 enhancement 3 related
SC-49

Hardware-enforced Separation and Policy Enforcement

LOW MODERATE HIGH
3 related
SC-50

Software-enforced Separation and Policy Enforcement

LOW MODERATE HIGH
6 related
SC-51

Hardware-based Protection

LOW MODERATE HIGH
4 withdrawn controls in this family