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ENS — National Security Framework
The five blocks of Spain's National Security Framework (ENS, RD 311/2022), from system categorization to conformity certification.
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- 1 System categorization How to determine the required security level based on incident impact. Block 1
- 2 Organizational framework How to structure the security policy, regulations, and procedures. Block 2
- 3 Operational framework How to plan, control, and operate the system securely. Block 3
- 4 Protective measures How to document protective measures for facilities, equipment, and communications. Block 4
- 5 Audit and conformity certification How to prepare for the periodic audit and obtain ENS conformity certification. Block 5
Every ENS block explained
The ENS applies to Spanish public administrations and to the companies that provide them services, requiring a security level proportional to the system's category (basic, medium, or high).
This path explains each block with examples of how to document the required security measures and prepare for the conformity audit.
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Sources
Where each figure comes from
References to the official text in force. If a standard is revised, this page is updated and the review date says so.
- Royal Decree 311/2022 regulating the National Security Framework BOE-A-2022-7191 · 4 May 2022
- National Cryptologic Centre — CCN-STIC guides CCN-CERT · ENS guide series
- Directive (EU) 2022/2555 (NIS2) EUR-Lex · Transposition deadline: 17 October 2024