{
    "type": "bundle",
    "id": "bundle--ec48195d-870a-4719-99ef-03c1769e0f2d",
    "spec_version": "2.0",
    "objects": [
        {
            "object_marking_refs": [
                "marking-definition--fa42a846-8d90-4e51-bc29-71d5b4802168"
            ],
            "type": "relationship",
            "id": "relationship--00e6c22b-9275-4039-b6d4-2ac0680325d6",
            "created_by_ref": "identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5",
            "created": "2020-09-21T17:59:24.739Z",
            "modified": "2022-05-06T17:47:24.104Z",
            "relationship_type": "mitigates",
            "description": "Use host-based allowlists to prevent devices from accepting connections from unauthorized systems. For example, allowlists can be used to ensure devices can only connect with master stations or known management/engineering workstations. (Citation: Department of Homeland Security September 2016)\n",
            "source_ref": "course-of-action--aadac250-bcdc-44e3-a4ae-f52bd0a7a16a",
            "target_ref": "attack-pattern--25dfc8ad-bd73-4dfd-84a9-3c3d383f76e9",
            "external_references": [
                {
                    "source_name": "Department of Homeland Security September 2016",
                    "description": "Department of Homeland Security 2016, September Retrieved. 2020/09/25 ",
                    "url": "https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
                }
            ],
            "x_mitre_attack_spec_version": "2.1.0",
            "x_mitre_modified_by_ref": "identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5",
            "x_mitre_version": "1.0"
        }
    ]
}