NIS2 Hungary Multi-Authority Enforcement Guide: NBI Sectoral Oversight, NKH Coordination, and Cross-Authority Compliance for 2026

Comprehensive guide to Hungary's multi-authority NIS2 enforcement model — covering NBI (National Security Authority) sectoral oversight for defence and security, NKH health sector coordination, cross-authority cooperation with SZTFH, interagency information-sharing frameworks, entity obligations across multiple regulators, and cyber insurance implications for Hungarian entities navigating the cooperative supervisory regime.