Publications

Featured publications

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…

All publications

Publish Date

ENISA Threat Landscape 2022

This is the tenth edition of the ENISA Threat Landscape (ETL) report, an annual report on the status of the cybersecurity threat landscape. It identifies the top threats, major trends observed with respect to threats, threat actors and attack…

ENISA Threat Landscape for Ransomware Attacks

This report aims to bring new insights into the reality of ransomware incidents through mapping and studying ransomware incidents from May 2021 to June 2022. Based on the findings, ransomware has adapted and evolved, becoming more efficient and…

ENISA Threat Landscape Methodology

By establishing the ENISA Cybersecurity Threat Landscape (CTL) methodology, the Agency aims to set a baseline for the transparent and systematic delivery of horizontal, thematic, and sectorial cybersecurity threat landscapes. The following threat…

Coordinated Vulnerability Disclosure Policies in the EU

This report analyses information and presents an overview of coordinated vulnerability disclosure (CVD) policies at the national level within the EU. Aside from offering a comprehensive overview of the EU CVD state of play, it also provides high-…

Zoning and Conduits for Railways

This document gives guidance on building zones and conduits for a railway system. To do so, first the methodology is described. This approach is based on the recently published CENELEC Technical Specification 50701 (CLC/CLC/TS 50701:2021).

NFV Security in 5G - Challenges and Best Practices

In this report explores relevant challenges, vulnerabilities and attacks to the Network Function Virtualization (NFV) within the 5G network. NFV changes the network security environment due to resource pools based on cloud computing and open network…

Security and Privacy for public DNS Resolvers

Domain Name System (DNS) resolution is a hierarchical distributed system of protocols and systems, whose main purpose is to map the human friendly domain names, such as www.example.com, to machine readable IP…

Foresight Challenges

This report aims to highlight the most relevant foresight methods based on ubiquity or suitability to ENISA’s core needs to adequately address future cybersecurity threats and shape a more secure society. In fact, foresight enables reflection on…

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…

ENISA Threat Landscape 2021

This is the ninth edition of the ENISA Threat Landscape (ETL) report, an annual report on the status of the cybersecurity threat landscape that identifies prime threats, major trends observed with respect to threats, threat actors and attack…