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Core / Ccc / Controls / DEV

Restrict Access to State-Change Events

CCC.Core.CN17 · Observability

Ensure that state-change events for the service or a child resource cannot be read by unauthorized principals.

Related Capabilities

IDTitleDescription
CCC.Core.CP03Access Log PublicationThe service automatically publishes structured, verbose records of activities performed within the scope of the service by external actors.
CCC.Core.CP07Event PublicationThe service automatically publishes a structured state-change record upon creation, deletion, or modification of data, configuration, components, or child resources.
CCC.Core.CP09Metrics PublicationThe service automatically publishes structured, numeric, time-series data points related to the performance, availability, and health of the service or its child resources.
CCC.Core.CP17AlertingThe service may be configured to emit a notification based on a user-defined condition related to the data published by a child or networked resource.

Related Threats

IDTitleDescription
CCC.Core.TH10State-change Events are Read by Unauthorized EntitiesUnauthorized access to state-change events can reveal information about the system's design and usage patterns. This opens the system up to attacks of opportunity and support the planning of attacks on the service, system, or network.

Assessment Requirements

IDTextApplicability
CCC.Core.CN17.AR01When state-change events are published for the service or a child resource, the service MUST restrict read access to authorized principals.tlp-green, tlp-amber, tlp-red