Publication date:May 15, 2025
ENISA developed this handbook as guidance for national or sectorial authorities overseeing cybersecurity and resilience of critical sectors, at the national level, regional or EU level under NIS 2 Directive. It could also be useful for other supervisory and national authorities under the sectorial regulations, such as those under Digital Operational Resilience Act (DORA) or the Critical Entities Resilience (CER) Directive.
This report aims to follow up with detailed technical guidelines for national authorities and to support them with the technical aspects of the supervision of undersea cables and their associated infrastructure, including landing stations and cable net
The report provides an overview of the current supply chain cybersecurity practices followed by essential and important entities in the EU, based on the results of a 2022 ENISA study which focused on investments of cybersecurity budgets among organisat
