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EU NIS2EU Infrastructure

EU NIS2 Directive: Critical Infrastructure Perimeter Hardening

Meeting European Union NIS2 Directive Article 21 requirements for essential and important entities: supply chain security and incident handling.

Regulatory Context & Scope

NIS2 mandates baseline cybersecurity risk-management measures across critical sectors including energy, transport, health, and digital infrastructure.

Key Required Network Controls

[01]

Article 21.2(a): Policies on risk analysis and information system security for perimeter gateways.

[02]

Article 21.2(b): Incident handling - Automated real-time alerting on perimeter breaches and DDoS attacks.

[03]

Article 21.2(d): Supply chain security - Isolating third-party maintenance connections into restricted bastion enclaves.

[04]

Article 21.2(h): Policies and procedures to assess the effectiveness of cybersecurity risk-management measures.

Technical Implementation Checklist

1. Deploy Perimeter Gateway

Position 4CGuard at external ingress/egress boundaries to enforce EU NIS2 access policies.

2. Enforce Microsegmentation

Isolate regulated database enclaves and sensitive endpoints into dedicated VLANs.

3. Enable Deep Inspection & TLS Decryption

Inspect application payloads for threats while applying compliance bypasses for privacy.

4. Automate Continuous Audit Streaming

Stream CEF/Syslog telemetry to SIEM to maintain 100% verifiable EU NIS2 compliance records.

Compliance Scope Notice:4CGuard provides technical network security controls to support your organization's compliance requirements. Implementing security technology alone does not guarantee legal or regulatory compliance, which requires comprehensive organizational policies, administrative controls, and qualified auditor assessment.
TECHNICAL FAQ

EU NIS2 - Compliance FAQs

Common auditor, technical, and implementation questions.

4CGuard automates rule verification, enforces zero-trust access, encrypts data in transit, and exports audit logs mapped directly to EU NIS2 controls.

TECHNICAL EVALUATION

Evaluate 4CGuard on your network topology

Schedule an architectural walkthrough with a network security engineer. Review Layer 7 inspection rules, encrypted payload decapsulation, and Active Directory policy integration.

Topology & throughput sizing review
Virtual & hardware appliance evaluation
Active Directory & Okta integration