--- title: "Guides: articles and guides, page 4" description: "Articles in the Guides category: guides, news and analysis from our team on information security and compliance. Page 4." canonical: https://www.aegister.com/en/cms/category/guide/page/4/ url: /en/cms/category/guide/page/4/ lang: en --- ![](https://www.aegister.com/static/images/header-news.webp) # Guides ## All articles February 11, 2026 ### [NIS 2 Significant Incident IS-1: Confidentiality Loss Affecting Digital Data](https://www.aegister.com/en/cms/insights/nis2-significant-incident-is-1-confidentiality-loss/) IS-1 in the ACN baseline model covers confidentiality loss affecting digital data under entity ownership or control. Practical guide to qualification… [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 11, 2026 ### [Common NIS 2 compliance mistakes: practical gaps that delay baseline readiness](https://www.aegister.com/en/cms/insights/nis2-common-compliance-mistakes/) Most NIS 2 delays are operational: missing evidence, unclear ownership, untested notification workflows, and late governance decisions. A practical g… [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 10, 2026 ### [NIS 2 Incident Typology Model: Condition, Compromise, and Affected Object](https://www.aegister.com/en/cms/insights/nis2-incident-typology-model/) ACN baseline guidance classifies significant incidents through condition, compromise, and object of compromise. Practical guide to using the typology… [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 10, 2026 ### [NIS 2 operational registers for logs, backups, and recovery: practical guide to auditable evidence](https://www.aegister.com/en/cms/insights/nis2-operational-registers-logs-backups-recovery/) NIS 2 baseline requires operational evidence beyond policies. This guide covers how to build auditable registers for logs, backups, restore tests, an… [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 09, 2026 ### [NIS 2 incident-notification obligations are live: operating model after the 9-month deadline](https://www.aegister.com/en/cms/insights/nis2-incident-notification-live-operating-model/) The NIS 2 9-month incident-notification deadline passed in January 2026. This guide provides the post-deadline operating model: governance confirmati… [NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/) [ACN](https://www.aegister.com/en/cms/keyword/acn/) [CSIRT](https://www.aegister.com/en/cms/keyword/csirt/) +6 February 09, 2026 ### [NIS 2 incident management and CSIRT notification plan: practical guide for an approvable RS.MA-01 document](https://www.aegister.com/en/cms/insights/nis2-incident-management-csirt-notification-plan-rs-ma-01/) The incident management plan is mandatory under NIS 2 Appendix C (RS.MA-01). This guide covers what an approvable plan must include, a practical temp… [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/) +10 February 07, 2026 ### [NIS 2 Recovery Controls (RC): Operational Resilience and Service Restoration](https://www.aegister.com/en/cms/insights/nis2-recovery-rc-operational-resilience/) The NIS 2 Recovery (RC) domain defines how entities restore operations after incidents and sustain resilience. Practical guide to restoration procedu… [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/) +10 February 06, 2026 ### [NIS 2 crisis management plan: practical guide for an approvable ID.IM-04 document](https://www.aegister.com/en/cms/insights/nis2-crisis-management-plan-id-im-04/) The crisis management plan is mandatory under NIS 2 Appendix C (ID.IM-04). This guide covers what an approvable plan must contain, a practical templa… [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/) +10 February 06, 2026 ### [NIS 2 Response Controls (RS): Containment and Eradication in Incident Handling](https://www.aegister.com/en/cms/insights/nis2-response-rs-containment-eradication/) Containment and eradication are iterative response steps that limit damage and remove attacker persistence. Practical guide to strategy selection, ev… [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/) +10 February 06, 2026 ### [NIS 2 disaster recovery plan: practical guide for an approvable ID.IM-04 document](https://www.aegister.com/en/cms/insights/nis2-disaster-recovery-plan-id-im-04/) The disaster recovery plan is mandatory under NIS 2 Appendix C (ID.IM-04). This guide covers what an approvable DR plan must contain, a practical tem… [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/) +10 February 05, 2026 ### [NIS 2 Response Controls (RS): Signaling and Investigation Operating Model](https://www.aegister.com/en/cms/insights/nis2-response-rs-signaling-investigation/) The NIS 2 Response (RS) domain requires structured incident response through signaling, investigation, and iterative decision loops. Practical guide … [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/) +11 February 05, 2026 ### [NIS 2 business continuity plan: practical guide to build an approvable ID.IM-04 document](https://www.aegister.com/en/cms/insights/nis2-business-continuity-plan-id-im-04/) The business continuity plan is mandatory under NIS 2 Appendix C (ID.IM-04). This guide covers what an approvable plan must include, a practical temp… [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 04, 2026 ### [NIS 2 vulnerability management plan: practical guide for ID.RA-08 approval](https://www.aegister.com/en/cms/insights/nis2-vulnerability-management-plan-id-ra-08/) The vulnerability management plan is mandatory under NIS 2 Appendix C (ID.RA-08). This guide covers what an approvable plan must show, a practical st… [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 04, 2026 ### [NIS 2 Detection Controls (DE): Event Monitoring and Adversarial Signal Handling](https://www.aegister.com/en/cms/insights/nis2-detection-de-event-monitoring/) The NIS 2 Detection (DE) domain requires monitoring networks, services, and endpoints to identify adverse events early. Practical guide to log readin… [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/) +11 February 03, 2026 ### [NIS 2 training and cyber-competency register: practical guide to auditable workforce evidence](https://www.aegister.com/en/cms/insights/nis2-training-competency-register-workforce-evidence/) NIS 2 baseline requires operational evidence of training execution and competency development. This guide covers what a training register must contai… [NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/) [ACN](https://www.aegister.com/en/cms/keyword/acn/) compliance +5 February 03, 2026 ### [NIS 2 Protection Controls (PR): Technical and Organizational Measures in Execution](https://www.aegister.com/en/cms/insights/nis2-protection-pr-technical-organizational-measures/) The NIS 2 Protection (PR) domain translates risk decisions into safeguards over identities, data, platforms, and infrastructure. Practical guide to P… [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/) +10 February 03, 2026 ### [NIS 2 cybersecurity training plan: practical guide for an approvable PR.AT-01 document](https://www.aegister.com/en/cms/insights/nis2-cybersecurity-training-plan-pr-at-01/) The cybersecurity training plan is mandatory under NIS 2 Appendix C (PR.AT-01). This guide covers what an approvable plan must contain, a practical t… [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 02, 2026 ### [NIS 2 supplier register and supply-chain controls: practical guide for an auditable vendor inventory](https://www.aegister.com/en/cms/insights/nis2-supplier-register-supply-chain-controls/) NIS 2 baseline includes supply-chain security as a dedicated control area (GV.SC). This guide covers what a NIS 2-ready supplier register must contai… [NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/) [ACN](https://www.aegister.com/en/cms/keyword/acn/) [Supply chain](https://www.aegister.com/en/cms/keyword/supply-chain/) +6 February 02, 2026 ### [NIS 2 inventory of relevant systems and assets: practical guide to build an auditable register](https://www.aegister.com/en/cms/insights/nis2-systems-assets-inventory-auditable-register/) NIS 2 baseline compliance requires auditable inventories of systems, assets, and network flows. This guide covers what a NIS 2-ready register must co… [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 January 31, 2026 ### [NIS 2 Identification Controls (ID): Inventories, Risk Assessment, and Improvement Cycle](https://www.aegister.com/en/cms/insights/nis2-identification-id-inventories-risk-assessment/) The NIS 2 Identification (ID) domain covers asset visibility, risk assessment, treatment planning, vulnerability processes, and improvement cycles. P… [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