Slot: source_ref

The ID of the source (from) object.

URI: stix:source_ref

Applicable Classes

Name	Description	Modifies Slot
StixRelationship	The Relationship object is used to link together two SDOs in order to describ…	yes
AttackRelationship	A relationship between two ATT&CK objects, of one of the seven types ATT&CK u…	no

Properties

Type and Range

Property	Value
Range	StixObject or  StixDomainObject or  StixCyberObservableObject
Domain Of	StixRelationship
Slot URI	stix:source_ref

Value Constraints

Property	Value
Regex Pattern	`^(?!(relationship

Expressions & Logic

Any Of

Value must satisfy at least one of:

• AnonymousSlotExpression({‘range’: ‘StixDomainObject’})
• AnonymousSlotExpression({‘range’: ‘StixCyberObservableObject’})

Identifier and Mapping Information

Schema Source

• from schema: https://w3id.org/lmodel/attack

Mappings

Mapping Type	Mapped Value
self	stix:source_ref
native	attack:source_ref
close	uco-core:source

LinkML Source

name: source_ref
description: The ID of the source (from) object.
from_schema: https://w3id.org/lmodel/attack
close_mappings:
- uco-core:source
rank: 1000
slot_uri: stix:source_ref
domain_of:
- StixRelationship
range: StixObject
pattern: ^(?!(relationship|sighting|bundle|marking-definition|language-content)--)[a-z][a-z0-9-]+[a-z0-9]--[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-5][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}$
any_of:
- range: StixDomainObject
- range: StixCyberObservableObject