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# Guides

## All articles

April 15, 2026

### [ACN NIS Platform Roles, Access, and User Association](https://www.aegister.com/en/cms/insights/acn-nis-platform-roles-access-user-association/)

The ACN platform determination defines a governed role model for NIS compliance: point of contact, substitute, CSIRT contact, segreteria, and operato…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[Determinazione 127437/2026](https://www.aegister.com/en/cms/keyword/determinazione-1274372026/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+8

February 24, 2026

### [NIS 2 Executive Board Reporting: How to Turn Audit Outputs into Governance Decisions](https://www.aegister.com/en/cms/insights/nis2-executive-board-reporting-audit-governance/)

Practical executive reporting model for NIS 2 audit outcomes with minimum KPI set, traffic-light escalation, and evidence-based closure visibility fo…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Incident notification](https://www.aegister.com/en/cms/keyword/incident-notification/)
+9

February 23, 2026

### [Prioritizing NIS 2 Audit Findings: From Gap List to Remediation Execution](https://www.aegister.com/en/cms/insights/nis2-audit-findings-prioritization-remediation-execution/)

Severity-to-execution model for NIS 2 audit findings with dependency-aware sequencing, triage criteria, and evidence-based closure tracking for remed…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Governance](https://www.aegister.com/en/cms/keyword/governance/)
+8

February 23, 2026

### [Recurring NIS 2 Documentation Patterns and Quick Wins for Baseline Readiness](https://www.aegister.com/en/cms/insights/nis2-recurring-documentation-patterns-quick-wins/)

High-frequency recurring patterns in NIS 2 documentation and a quick-win framework for fast remediation of governance structure, evidence traceabilit…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Documentation audit](https://www.aegister.com/en/cms/keyword/documentation-audit/)
+6

February 20, 2026

### [UNI/PdR 174:2025 for NIS Organizations Certified to ISO 27001: What It Changes Operationally](https://www.aegister.com/en/cms/insights/uni-pdr-174-2025-nis-iso-27001/)

ACN published UNI/PdR 174:2025 as an operational bridge between ISO/IEC 27001 and NIST CSF 2.0 for NIS-scoped organizations. It helps ISO-certified e…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Governance](https://www.aegister.com/en/cms/keyword/governance/)
+7

February 20, 2026

### [SECURE First Open Call 2026: What mSMEs Need to Submit Before 29 March 2026](https://www.aegister.com/en/cms/insights/secure-first-open-call-cra-readiness-2026/)

The SECURE First Open Call (28 Jan - 29 Mar 2026) offers up to EUR 30,000 per project at 50% co-financing to help mSMEs achieve Cyber Resilience Act …

[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Cyber Resilience Act](https://www.aegister.com/en/cms/keyword/cyber-resilience-act/)
cascade funding
+6

February 19, 2026

### [NIS 2 Incident Management Documentation Review: Method, Gaps, and Remediation Priorities](https://www.aegister.com/en/cms/insights/nis2-incident-management-documentation-review-method/)

Practical review model for NIS 2 incident-management documentation covering process integrity, notification readiness, role accountability, and crisi…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Incident notification](https://www.aegister.com/en/cms/keyword/incident-notification/)
+8

February 19, 2026

### [NIS 2 Compliance Documentation Audit: Interview and Evidence Collection Workflow](https://www.aegister.com/en/cms/insights/nis2-audit-interview-evidence-collection-workflow/)

Structured interview and evidence collection workflow for NIS 2 documentation audits, with a 6-domain model, evidence maturity scale, and gap-to-reme…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Governance](https://www.aegister.com/en/cms/keyword/governance/)
+6

February 18, 2026

### [Cross-Document Coherence in NIS 2 Documentation: Audit Method and Controls](https://www.aegister.com/en/cms/insights/nis2-cross-document-coherence-audit-method/)

Five-dimension coherence audit model for NIS 2 documentation sets covering terminology, roles, cross-references, review cycles, and incident flow con…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Governance](https://www.aegister.com/en/cms/keyword/governance/)
+7

February 18, 2026

### [NIS 2 point of contact and CSIRT contact: designation, duties and deadlines](https://www.aegister.com/en/cms/insights/nis2-point-of-contact-csirt-role-accountability/)

ACN Determination 127437/2026 sets four roles for NIS entities: point of contact, substitute, CSIRT contact and optional substitutes of the CSIRT con…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[NIS 2 baseline measures](https://www.aegister.com/en/cms/keyword/nis-2-baseline-measures/)
[Determinazione 127437/2026](https://www.aegister.com/en/cms/keyword/determinazione-1274372026/)
+9

February 18, 2026

### [NIS 2 Documentation Audit Checklist: Operational Method for Baseline Readiness](https://www.aegister.com/en/cms/insights/nis2-documentation-audit-checklist-baseline-readiness/)

Five-block operational checklist for NIS 2 documentary audit covering requirement mapping, evidence maturity, cross-document consistency, and governa…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Documentation audit](https://www.aegister.com/en/cms/keyword/documentation-audit/)
+7

February 17, 2026

### [NIS 2 Supply-Chain Security: Managing Critical Suppliers and High-Impact Procurements](https://www.aegister.com/en/cms/insights/nis2-supply-chain-security-critical-suppliers/)

NIS 2 supply-chain security is a governance obligation covering supplier identification, risk assessment, contractual integration, and lifecycle moni…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[NIS 2 baseline measures](https://www.aegister.com/en/cms/keyword/nis-2-baseline-measures/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+9

February 17, 2026

### [NIS 2 Evidence Matrix and Board-Approval Readiness: Practical Audit Method](https://www.aegister.com/en/cms/insights/nis2-evidence-matrix-board-approval-readiness-audit/)

Practical method for building an NIS 2 evidence matrix with maturity scoring and board-approval readiness checks for baseline compliance audit.

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Governance](https://www.aegister.com/en/cms/keyword/governance/)
+7

February 16, 2026

### [NIS 2 Requirement-to-Document Mapping: Building a Defensible Audit Structure](https://www.aegister.com/en/cms/insights/nis2-requirement-document-mapping-audit-structure/)

Practical method for mapping NIS 2 baseline requirements to primary documents, supporting evidence, and governance controls to build a defensible aud…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
[Governance](https://www.aegister.com/en/cms/keyword/governance/)
+6

February 16, 2026

### [NIS 2 Compliance Documentation Audit: How the Scoring Methodology Works](https://www.aegister.com/en/cms/insights/compliance-documentation-audit-nis2-scoring-methodology/)

Aegister’s scoring methodology evaluates NIS 2 documents at requirement-point level across 5 dimensions on a 0-4 scale. This guide covers the scoring…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[NIS 2 baseline measures](https://www.aegister.com/en/cms/keyword/nis-2-baseline-measures/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+7

February 14, 2026

### [NIS 2 Documentary Evidence and Audit Readiness: How to Structure Compliance Proof](https://www.aegister.com/en/cms/insights/nis2-documentary-evidence-audit-readiness/)

ACN baseline guidance requires documentary evidence as a core compliance element. Practical guide to evidence families, obligation-to-evidence mappin…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[NIS 2 baseline measures](https://www.aegister.com/en/cms/keyword/nis-2-baseline-measures/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+9

February 13, 2026

### [NIS 2 Significant Incident IS-3: Violation of Expected Service Levels](https://www.aegister.com/en/cms/insights/nis2-significant-incident-is-3-service-level-violation/)

IS-3 in the ACN baseline model covers service-level violation incidents affecting entity services and activities. Practical guide to qualification, s…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[NIS 2 baseline measures](https://www.aegister.com/en/cms/keyword/nis-2-baseline-measures/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+9

February 12, 2026

### [NIS 2 Significant Incident IS-2: Integrity Loss Affecting Digital Data](https://www.aegister.com/en/cms/insights/nis2-significant-incident-is-2-integrity-loss/)

IS-2 in the ACN baseline model covers integrity loss affecting digital data under entity ownership or control. Practical guide to qualification, evid…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[NIS 2 baseline measures](https://www.aegister.com/en/cms/keyword/nis-2-baseline-measures/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+8

February 12, 2026

### [NIS 2 baseline deadline October 2026: 8-month implementation roadmap](https://www.aegister.com/en/cms/insights/nis2-baseline-deadline-october-2026-implementation-roadmap/)

With the NIS 2 baseline adoption deadline set for October 2026, organizations have roughly 8 months left. This guide provides a compressed, phased ro…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[NIS 2 baseline measures](https://www.aegister.com/en/cms/keyword/nis-2-baseline-measures/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+6

February 11, 2026

### [NIS 2 KPIs and continuous improvement: operational metrics for resilient compliance](https://www.aegister.com/en/cms/insights/nis2-kpis-continuous-improvement/)

ACN guidance frames improvement as a continuous phase across the full incident lifecycle. This guide provides a practical KPI framework, governance r…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[NIS 2 baseline measures](https://www.aegister.com/en/cms/keyword/nis-2-baseline-measures/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+8
