Publications

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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…

ENISA NIS360 2024

The NIS360 is a new ENISA product that assesses the maturity and criticality of sectors of high criticality under the NIS2 Directive, providing both a comparative overview and a more in-depth analysis of each sector. The NIS360 is designed to…

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 (…

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Data Pseudonymisation: Advanced Techniques and Use Cases

This report, building on the basic pseudonymisation techniques, examines advanced solutions for more complex scenarios that can be based on asymmetric encryption, ring signatures and group pseudonyms, chaining mode, pseudonyms based on multiple…

Cloud Security for Healthcare Services

This study aims to provide Cloud security practices for the healthcare sector and identify security aspects, including relevant data protection aspects, to be taken into account when procuring Cloud services for the healthcare industry. The set of…

Guidelines - Cyber Risk Management for Ports

This report aims to provide port operators with good practices for cyber risk assessment that they can adapt to whatever risk assessment methodology they follow. In order to achieve this, this report introduces a four-phase approach to cyber risk…

Sectoral CSIRT Capabilities - Energy and Air Transport

This study provides a continuation of work on Sectoral IRC at European level following the publication of the 2019 “EU Member States incident response development status report”. The report focuses on trends in Energy and Air Transport Incident…

Telecom Security During a Pandemic

The COVID-19 pandemic not only highlighted the importance of electronic communication networks and services for the EU’s society and economy, but it also triggered major changes and challenges in their use in the EU and worldwide. In this paper, we…

Cybersecurity Stocktaking in the CAM

In this document, the CAM ecosystem and insights involving stakeholder interactions, critical services and infrastructures, standards, as well as security measures are described. The insights gained from the survey, interviews, and desk research…

Railway Cybersecurity

This ENISA study regards the level of implementation of cybersecurity measures in the railway sector, within the context of the enforcement of the NIS Directive in each European Member State. It presents a thorough list of essential railway…

Power Sector Dependency on Time Service: attacks against time sensitive services

This publication describes the threats against energy providers’ services which depend on the availability of precise timing and communication networks. It provides a typical architecture which supports the time measurement service. Then it…

Encrypted Traffic Analysis

This report explores the current state of affairs in Encrypted Traffic Analysis and in particular discusses research and methods in 6 key use cases; viz. application identification, network analytics, user information identification, detection of…

eIDAS compliant eID Solutions

This report provides an overview of the legislative framework under eIDAS for electronic identification, presents the landscape of notified and pre-notified eID schemes and identifies key trends in the electronic identification field. Moreover, it…