Cybersecurity 2025

HUNGARY Law and Practice Contributed by: Adam Liber and Tamás Bereczki PROVARIS Varga & Partners

Slovakia

Ukraine

Austria

Budapest

Hungary

Romania

Croatia

Serbia

Contents 1. General Overview of Laws and Regulators p.93 1.1 Cybersecurity Regulation Strategy p.93 1.2 Cybersecurity Laws p.95 1.3 Cybersecurity Regulators p.98 2. Critical Infrastructure Cybersecurity p.101 2.1 Scope of Critical Infrastructure Cybersecurity Regulation p.101 2.2 Critical Infrastructure Cybersecurity Requirements p.101 2.3 Incident Response and Notification Obligations p.104 2.4 State Responsibilities and Obligations p.105 3. Financial Sector Operational Resilience Regulation p.108 3.1 Scope of Financial Sector Operational Resilience Regulation p.108 3.2 ICT Service Provider Contractual Requirements p.108

3.3 Key Operational Resilience Obligations p.109 3.4 Operational Resilience Enforcement p.109

3.5 International Data Transfers p.110 3.6 Threat-Led Penetration Testing p.111 4. Cyber-Resilience p.111 4.1 Cyber-Resilience Legislation p.111 4.2 Key Obligations Under Legislation p.111 5. Security Certification for ICT Products, Services and Processes p.111

5.1 Key Cybersecurity Certification Legislation p.111 6. Cybersecurity in Other Regulations p.112 6.1 Cybersecurity and Data Protection p.112 6.2 Cybersecurity and AI p.112 6.3 Cybersecurity in the Healthcare Sector p.113

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