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AST-06: Asset-Service Dependencies

AST 5 — Medium Identify

Mechanisms exist to identify and assess the security of Technology Assets, Applications and/or Services (TAAS) that support more than one critical business function.

Renumbered: Formerly AST-01.1 in SCF 2025.4.

Code reused: In SCF 2025.4 and earlier, AST-06 was Unattended End-User Equipment. That control is now AST-20.

Control Question: Does the organization identify and assess the security of Technology Assets, Applications and/or Services (TAAS) that support more than one critical business function?

General (15)
Framework Mapping Values
AICPA TSC 2017:2022 (used for SOC 2) (source) CC5.2-POF1
COBIT 2019 APO09.01 BAI04.02 BAI09.02
CR CMM 2026 CR1.1.4
IMO Maritime Cyber Risk Management 3.5.2.1 3.5.2.2
ISO 27002 2022 5.9 5.30
ISO 27017 2015 8.1.1
ISO 27018 2025 5.9 5.30
NIST SP 800-66 R2 164.308(a)(7)
NIST 800-171 R3 (source) 03.01.03
NIST 800-171A R3 (source) A.03.01.03[02]
NIST 800-207 NIST Tenet 1
NIST CSF 2.0 (source) GV.OC GV.SC-04 ID.AM
NIST Privacy Framework 1.0 ID.IM-P8
SPARTA 4.0 CM0013 CM0022
TISAX ISA 6.0.3 1.3.1
US (7)
Framework Mapping Values
USA Federal C2M2 2.1 ASSET-1a RISK-2m THIRD-PARTIES-1a
USA Federal CERT RMM 1.2 ADM:SG2 ADM:SG2.SP1 ADM:SG2.SP2
USA Federal HIPAA Security Rule NIST SP 800-66 R2 § 164.308(a)(7)(ii)(E)
USA Federal HIPAA Administrative Simplification 2013 § 164.308(a)(7)(ii)(E)
USA Federal NERC CIP 2024 CIP-011-3 1.2
USA Federal TSA SDP 2021-02F III.B.1.a
USA Federal TSA / DHS 1580/82-2022-01 III.B.1.a
EMEA (11)
Framework Mapping Values
EMEA CHE FINMA Circular 2023/1 IV.B.c-53 V-107
EMEA Germany BAIT 2017 3.3
EMEA Spain CCN-STIC 825 op.pl.2 op.exp.1 op.cont.3
EMEA EU DORA 2023 Article 8.5
EMEA EU DORA RTS 2024 Article 4.2(b)(v) Article 4.2(b)(viii) Article 30.1 Article 30.2
EMEA EU EBA GL/2019/04 3.3.3.17 3.3.3.18 3.5.54
EMEA UK CAF 4.0 A3 A3.a (point 2)
EMEA UK CAP 1850 2020 A4
EMEA LUX CCSF 20/750 2020 3.3.2-15 3.3.2-16 3.5-53 3.5-54
EMEA Saudi Arabia IoT CGIoT-1 2024 4-1-4
EMEA Saudi Arabia CSCC-1 2019 3-1-1-2
APAC (5)
Framework Mapping Values
APAC Australia CCM 2026 IDE-05
APAC Australia Prudential Standard CPS230 2023 34(a)
APAC Malaysia RMiT 2025 9.2(i) 10.31(b) 11.3(b)
APAC Singapore CCOP CII 2026 4.1.1(e) 12.1.1(e)
APAC Singapore MAS TRM 2021 3.3.1(a) 8.1.2
Americas (4)

Capability Maturity Model

Level 0 — Not Performed

Practices are non-existent, based on the inability to demonstrate an implemented and operational capability. A reasonable person would conclude the control is not being performed.

Level 1 — Performed Informally

Asset Management (AST) domain capabilities are ad hoc and inconsistent. Capability criteria associated with this control may include: ▪ Policies, standards & procedures associated with AST domain capabilities provide limited coverage due to the depth and breadth of the existing documentation. ▪ Asset management-related activities are decentralized (e.g., a localized/regionalized function) and uses non-standardized methods to implement secure, resilient and compliant practices. ▪ Asset management is informally assigned as an additional duty to existing IT/cybersecurity personnel. ▪ Inventories are manual (e.g., spreadsheets). ▪ Data / process owners maintain limited network diagrams to document the flow of sensitive/regulated data that is specific to their initiative. ▪ Inventory of physical technology assets are assigned to individual users or teams and covers common devices (e.g., laptops, workstations and servers). ▪ No structured process exists to review or share the results of the inventories.

Level 2 — Planned & Tracked

Asset Management (AST) capabilities are requirements-driven, but are not standardized across the entity (e.g., local/regional level consistency). Capability criteria associated with this control reasonably expect the following criteria to exist: ▪ Policies and standards associated with AST domain capabilities are formally documented and centrally-managed by the entity. ▪ Standardized Operating Procedures (SOP) associated with AST domain capabilities are documented and maintained by process owners. ▪ IT and/or cybersecurity personnel work with business stakeholders and process owners to appropriately scope and reasonably implement cybersecurity and data protection controls associated with AST domain capabilities to address applicable statutory, regulatory and/or contractual requirements for Technology Assets, Applications, Services and/or Data (TAASD). ▪ Asset management-related controls are primarily administrative and preventative in nature (e.g., policies, standards and procedures & guidelines). ▪ Asset management may be a defined function (e.g., team or department) or assigned as an additional duty to existing IT and/or cybersecurity personnel. ▪ The IT department establishes, maintains and updates an inventory that contains a listing of all organizational-owned TAASD, at a minimum covering common devices (e.g., laptops, workstations and servers).

Level 3 — Well Defined

Asset Management (AST) capabilities are standardized across the entity for applicability to People, Processes, Technologies, Data and/or Facilities (PPTDF) to ensure consistency for Technology Assets, Applications, Services and/or Data (TAASD). Capability criteria associated with this control reasonably expect the following criteria to exist: ▪ Policies and standards associated with AST domain capabilities are formally documented and centrally-managed by the entity's Governance, Risk & Compliance (GRC) team, or similar function. ▪ Standardized Operating Procedures (SOP) associated with AST domain capabilities are well-documented and kept current by process owners. ▪ An IT Asset Management (ITAM) team, or similar function, is appropriately staffed and supported to implement and maintain AST domain capabilities. ▪ Technology is leveraged to enhance the efficiency and accuracy of ITAM operations (e.g., ITAM platform, (e.g., Configuration Management Database (CMBD) Asset Management solution). ▪ The entity's Governance, Risk & Compliance (GRC) team, or similar function, works with business stakeholders and process owners to appropriately scope and reasonably implement cybersecurity and data protection controls associated with AST domain capabilities to address Minimum Compliance Requirements (MCR) (e.g., applicable statutory, regulatory and/or contractual requirements) and Discretionary Security Requirements (DSR) (e.g., entity-required controls). ▪ An implemented and operational capability exists to i identify and assess the security of Technology Assets, Applications and/or Services (TAAS) that support more than one critical business function.

Level 4 — Quantitatively Controlled

Asset Management (AST) capabilities, in addition to being standardized across the entity and centrally managed to ensure consistency across Technology Assets, Applications, Services and/or Data (TAASD), efforts are metrics driven to provide sufficient insight for decision makers to predict optimal performance, ensure continued operations and/or identify areas for improvement. Capability criteria associated with this control reasonably expect the following criteria to exist: ▪ Applicable SCR-CMM Level 3 (Well Defined) capabilities are implemented and operational. ▪ Metrics reporting includes quantitative analysis of Key Performance Indicators (KPIs). ▪ Metrics reporting includes quantitative analysis of Key Risk Indicators (KRIs). ▪ Scope of metrics, KPIs and KRIs covers organization-wide cybersecurity and data protection controls, including functions performed by third-parties. ▪ Organizational leadership maintains a formal process to objectively review and respond to metrics, KPIs and KRIs (e.g., monthly or quarterly review). ▪ Based on metrics analysis, process improvement recommendations are submitted for review and are handled in accordance with change control processes. ▪ Business and technical stakeholders are involved in reviewing and approving proposed changes to evolve capabilities.

Level 5 — Continuously Improving

Utilize SCR-CMM Level 3 or Level 4 (if available) criteria definitions: ▪ There are no defined Level 5 criteria, since it is reasonable to assume a continuously-improving process is not necessary to operationalize this control. ▪ Level 5 capabilities should be considered “world-class” where the control builds on Level 4 capabilities, but are continuously improving through Artificial Intelligence (AI) and/or Machine Learning (ML) technologies. ▪ While it may be possible to develop responsive capabilities for this control through the use of AI and/or ML technologies, the criteria would be organization-specific to define.

Assessment Objectives

  1. AST-06_A01 asset-service dependencies are identified and documented.
  2. AST-06_A02 asset-service dependencies are assessed to evaluate cybersecurity / data privacy concerns for technology assets that support more than one critical business function.

Evidence Requirements

E-BCD-09 COOP Dependency Analysis

Documented evidence of a Continuity of Operations Plan (COOP)-related dependency analysis for Technology Assets, Applications, Services and/or Data (TAASD) (including facilities and third-parties).

Business Continuity

Technology Recommendations

Micro/Small

  • IT Asset Management (ITAM) program

Small

  • IT Asset Management (ITAM) program

Medium

  • IT Asset Management (ITAM) program
  • Configuration Management Database (CMDB)

Large

  • IT Asset Management (ITAM) program
  • Configuration Management Database (CMDB)

Enterprise

  • IT Asset Management (ITAM) program
  • Configuration Management Database (CMDB)

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