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Threat IntelligenceAug 25, 2026

Massive DDoS attack disrupts Norway’s government digital services

Massive DDoS attack disrupts Norway's government digital services.

A significant distributed denial-of-service (DDoS) attack has impacted Norway's shared government digital infrastructure, affecting public sector services since Monday. While some services have been stabilized, others like ID-porten and eSignering remain partially inaccessible. The Norwegian Digitalization Agency (Digdir) reported no data breaches or system compromises, but this marks the third such attack recently, with speculation pointing towards potential Russian involvement.

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The lesson from this incident

Full lesson

Norway's shared government digital infrastructure was disrupted by a significant DDoS attack, taking down critical public-facing services like ID-porten and eSignering. The attack highlights the vulnerability of centralized, shared infrastructure where a single attack vector can cascade across multiple government services simultaneously. While no data breach occurred, the repeated nature of these attacks (third incident recently) suggests insufficient mitigation controls have been implemented after prior events. The potential state-sponsored nature of the attack underscores the importance of treating public sector digital services as critical national infrastructure requiring resilient, layered defenses.

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Vivicta (vendor)ID-porten (product)eSignering (product)Altinn (product)Skatteetaten (product)