FedRAMP Controls / SC

SC-23 Session Authenticity

Family SC
Baselines moderate
Mapped KSIs 6

Control statement

Protect the authenticity of communications sessions.

Parameter placeholders {{ insert: param, … }} reference FedRAMP-set values in the resolved profile. Full parameter map is preserved in the catalog database.

Covered by these Key Security Indicators

KSITitleCategory
KSI-IAM-01Phishing-Resistant MFA
Enforce multi-factor authentication (MFA) using methods that are difficult to intercept or impersonate (phishing-resistant MFA) for all user authentication.
Identity and Access Management
KSI-IAM-04Just-in-Time Authorization
Use a least-privileged, role and attribute-based, and just-in-time security authorization model for all user and non-user accounts and services.
Identity and Access Management
KSI-IAM-05Least Privilege
_Persistently_ ensure that identity and access management employs measures to ensure each user or device can only access the resources they need.
Identity and Access Management
KSI-SVC-02Network Encryption
Encrypt or otherwise secure network traffic.
Service Configuration
KSI-SVC-05Resource Integrity
Use cryptographic methods to validate the integrity of machine-based information resources.
Service Configuration
KSI-SVC-09Communication Integrity
Persistently validate the authenticity and integrity of communications between _machine-based_ _information resources_ using automation.
Service Configuration