{"data":{"id":"AU-16","name":"Cross-organizational Audit Logging","family":"AU","family_name":"Audit and Accountability","withdrawn":false,"description":"Employ [Assignment: organization-defined methods] for coordinating [Assignment: organization-defined audit information] among external organizations when audit information is transmitted across organizational boundaries.","supplemental_guidance":"When organizations use systems or services of external organizations, the audit logging capability necessitates a coordinated, cross-organization approach. For example, maintaining the identity of individuals who request specific services across organizational boundaries may often be difficult, and doing so may prove to have significant performance and privacy ramifications. Therefore, it is often the case that cross-organizational audit logging simply captures the identity of individuals who issue requests at the initial system, and subsequent systems record that the requests originated from authorized individuals. Organizations consider including processes for coordinating audit information requirements and protection of audit information in information exchange agreements.","enhancements":[{"id":"AU-16(01)","name":"Identity Preservation","statement":"Preserve the identity of individuals in cross-organizational audit trails.","baselines":[]},{"id":"AU-16(02)","name":"Sharing of Audit Information","statement":"Provide cross-organizational audit information to [Assignment: organization-defined organizations] based on [Assignment: organization-defined cross-organizational sharing agreements].","baselines":[]},{"id":"AU-16(03)","name":"Disassociability","statement":"Implement [Assignment: organization-defined measures] to disassociate individuals from audit information transmitted across organizational boundaries.","baselines":[]}],"baseline_low":false,"baseline_moderate":false,"baseline_high":false,"nist_800_53":{"rev5":{"id":"AU-16","name":"Cross-organizational Audit Logging","description":"Employ [Assignment: organization-defined methods] for coordinating [Assignment: organization-defined audit information] among external organizations when audit information is transmitted across organizational boundaries.","discussion":"When organizations use systems or services of external organizations, the audit logging capability necessitates a coordinated, cross-organization approach. For example, maintaining the identity of individuals who request specific services across organizational boundaries may often be difficult, and doing so may prove to have significant performance and privacy ramifications. Therefore, it is often the case that cross-organizational audit logging simply captures the identity of individuals who issue requests at the initial system, and subsequent systems record that the requests originated from authorized individuals. Organizations consider including processes for coordinating audit information requirements and protection of audit information in information exchange agreements.","related_controls":["AU-03","AU-06","AU-07","CA-03","PT-07"],"baseline_low":false,"baseline_moderate":false,"baseline_high":false,"baseline_privacy":false,"new_in_rev5":false,"changes_from_rev4":"No significant changes from Rev 4."}},"compliance_mappings":{"iso_27001_2022":["7.5"],"iso_27002_2022":[],"cobit_2019":[],"pci_dss_v4":[],"nist_csf_2":["PR.DS-02"],"cis_controls_v8":["CIS 8.12"],"soc2_tsc":[],"finos_ccc":["CCC-C17"],"iso_42001_2023":[],"iec_62443":[],"asd_e8":[],"nis2":[],"apra_cps_234":[],"mas_trm":[],"pra_op_resilience":[],"bsi_grundschutz":[],"anssi":[],"osfi_b13":[],"finma_circular":[],"gdpr":[],"dora":[],"bio2":[],"rbi_csf":["Annex1.16"],"fisc":[],"lgpd_bcb":["BCB.Art.15"],"hkma_tme1":["TME1.12.3"],"mlps_2":[],"dnb_good_practice":[],"cra":[],"swift_cscf":[],"cbb_tm":["TM-12"],"qatar_nia":["OS"],"bog_cisd":["CISD-COMP"],"bot_cyber":["Ch6.1"],"cmmc_2":["AU"],"nerc_cip":[],"nrc_73_54":[],"tsa_psd":[],"ieee_1686":[],"ferc_cip":[],"doe_c2m2":[],"api_1164":[],"awia":[],"iaea_nss":[],"pci_pts":[],"fips_140":[],"cbest":[],"tiber_eu":[],"pci_hsm":[],"common_criteria":[],"isae_3402":["Clause 6"],"fca_sysc_13":["SYSC 13.9.3"],"fda_21_cfr_11":[],"fda_cyber":[],"hitrust_csf":[],"iso_27799":[],"lloyds_ms":[],"naic_ds":[],"nhs_dspt":[],"pra_ss1_23":[],"solvency_ii":[],"owasp_masvs_v2":[],"csa_ccm_v4":[],"csa_aicm":[],"ccss_v9":[],"mica":[],"basel_sco60":[],"bssc":[],"sec_custody_digital":[],"dpdpa":[]},"attack_techniques":[],"metadata":{"last_reviewed":"2026-10-03","review_notes":"Generated from NIST SP 800-53 Rev 5 with compliance mappings from framework-coverage data 2026-10-03: nist_csf_2 PR.DS-02 added from NIST's CSF 2.0 to SP 800-53 Rev 5.2.0 crosswalk (OLIR entry 186), which OSA's mapping now takes as its base.","mapping_status":"complete"},"function":"detective","used_by_patterns":[]}}