Publications

Featured publications

NIS Investments 2025

The annual NIS Investments report presents the findings of a study conducted by ENISA to explore how cybersecurity policy translates in practice across organisations in the EU and its effects on their investments, resources, and operations.

ENISA Threat Landscape 2025

Through a more threat-centric approach and further contextual analysis, this latest edition of the ENISA Threat Landscape analyses 4875 incidents over a period spanning from 1 July 2024 to 30 June 2025. At its core, this report provides an…

NIS2 Technical Implementation Guidance

This report provides technical guidance to support the implementation of the NIS2 Directive for several types of entities in the NIS2 digital infrastructure, ICT service management and digital providers sectors. The cybersecurity requirements for…

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Stock taking of security requirements set by different legal frameworks on OES and DSPs

In order to support organisations in their process of identifying appropriate security measures, based on the provisions of both NISD and GDPR, this report uses as basis the pre-existing ENISA guidance and presents a mapping of already identified…

AI an opportunity for the EU cyber crisis blueprint - Report

On the 3rd and 4th of June 2019, ENISA organized in Athens, Greece, a conference on Artificial Intelligence in the EU cyber crisis blueprint context under the title ‘ Artificial Intelligence-An opportunity for the EU cyber-crisis management’.…

Secure Group Communications for incident response and operational communities

With a number of cybersecurity incidents and an attack surface that increase every day, spanning from large infrastructures to the end users, there is the need to improve operational cooperation, preparedness and information exchange by promoting…

Bolstering ENISA in the EU Cybersecurity Certification Framework

Under the CSA, the key role reserved for ENISA is to assist in the preparation of candidate cybersecurity certification schemes. In doing so, ENISA needs to interact with both EU Member States and industry stakeholders.

Trust Services Security Incidents 2018 - Annual report

The annual report on Trust Services Security Incidents 2018 gives an aggregated overview of security breaches, showing root causes, statistics and trends. It marks the third round of security incident reporting for the EU’s trust services sector…

Annual Report Telecom Security Incidents 2018

This is the 8th time ENISA publishes an annual incident report for the telecom sector. In 2018, half of the total user hours lost (482 million user hours) were due to natural phenomena. It is the first year that natural phenomena are the main…

Industry 4.0 - Cybersecurity Challenges and Recommendations

In this short paper ENISA provides identifies the main challenges to the adoption of the security measures and security of Industry 4.0 and Industrial IoT. Moreover, ENISA lists high-level recommendations to different stakeholder groups in order…

7 Steps to shore up the Border Gateway Protocol (BGP)

In this paper ENISA highlights the security vulnerabilities of BGP and explains why it is so important to address them. Working closely with experts from industry ENISA derived a shortlist of 7 basic BGP security measures which are industry good…

Challenges and opportunities for EU cybersecurity start-ups

Based on extensive analysis of the identified challenges and opportunities, as well as on feedback collected from a panel of experts, this report proposes a set of recommendations to start-ups and SMEs active in the NIS market.

EUELEx19_AAR

On April 5th, the European Parliament, the European Commission and the EU Agency for cybersecurity (ENISA) in close cooperation with the EU Member States organised an exercise to test the EU's response to and crisis plans for potential…