Publications

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2024 Report on the State of the Cybersecurity in the Union

This document marks the first report on the state of cybersecurity in the Union, adopted by ENISA in cooperation with the NIS Cooperation Group and the European Commission, in accordance with Article 18 of the Directive (EU) 2022/2555 (…

ENISA Threat Landscape 2024

Seven prime cybersecurity threats were identified in 2024, with threats against availability topping the chart and followed by ransomware and threats against data, and the report provides a relevant deep-dive on each one of them by analysing…

Best Practices for Cyber Crisis Management

This study highlights the complexities behind the notion of cyber crisis and the degree of subjectivity it involves. The elevation of a large-scale cyber incident into a cyber crisis relies predominantly on a political decision, and depends…

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2021 Report on CSIRT-Law Enforcement Cooperation

The purpose of this report is to further explore and support the cooperation between computer security incident response teams (CSIRTs), in particular national and governmental CSIRTs, and Law enforcement agencies (LEAs) and their interactions with…

ENISA CSIRT Maturity Framework - Updated and improved

This document presents the updated and improved version of ENISA’s Computer Security Incident Response Teams (CSIRT) Maturity Framework that is intended to contribute to the enhancement of the capacity to manage cyber incidents, with a focus on…

NIS Investments Report 2021

Following the 2020 NIS Investment publication, this report covers all 27 EU Member States and offering additional insights into the allocation of NIS budgets of OES/DSP, the economic impact of cybersecurity incidents and the organisation of…

CSIRT Capabilities in Healthcare Sector

An attack directed at a critical infrastructure, such as a hospital, can lead to physical damages and put the lives of patients at risk. Therefore, there is a need for solid Incident Response Capabilities (IRC) in the health sector, in particular…

Trust Services Security Incidents 2020 - Annual Report

Article 19 of the eIDAS regulation sets out the security requirements for the trust service providers (TSPs) and introduces mandatory security breach reporting for trust service providers (TSPs) in the EU. This report provides an aggregated overview…

Telecom Security Incidents 2020 - Annual Report

Security incident reporting has been part of the EU’s telecom regulatory framework since the 2009 reform of the telecom package: Article 13a of the Framework Directive (2009/140/EC) came into force in 2011. The European Electronic Communications…

Assessment of EU Telecom Security Legislation

European Union telecom security legislation has been changing over the last few years. In light of these policy changes, ENISA carried out an assessment of the implementation of EU telecom security policy, to inform policy makers in the Commission…

5G Supplement - to the Guideline on Security Measures under the EECC

This document contains a 5G technology profile which supplements the technology-neutral Guideline on Security Measures under the EECC. The document gives additional guidance to competent national authorities about how to ensure implementation and…

Guideline on Security Measures under the EECC

This document, the Technical Guideline for Security Measures, provides guidance to competent authorities about the technical details of implementing Articles 40 and 41 of the EECC: how to ensure that providers assess risks and take appropriate…

Technical Guideline on Incident Reporting under the EECC

This document describes the formats and procedures for cross border reporting and annual summary reporting under Article 40 of the EECC. Paragraph 2 of Article 40 describes three types of incident reporting: 1) National incident reporting from…