In January 2022, Space Norway’s Svalbard Undersea Cable System—the world’s northernmost subsea fiber-optic cables connecting mainland Norway to the Svalbard archipelago—suffered deliberate sabotage. The damage occurred in a deep-sea section (980ft to 9,000ft depth) where cables are typically buried six feet below the seabed, yet were severed by suspected Russian hybrid warfare tactics. Norwegian police confirmed 'human impact' as the cause, while open-source investigations revealed Russian trawlers made over a dozen passes over the cable route before the outage. Though redundant systems prevented service disruption for Svalbard’s users (including critical Arctic research stations and satellite ground stations), the attack demonstrated vulnerabilities in NATO’s northern infrastructure. The incident aligned with broader Russian strategies to test allied responses, disrupt communications, and exploit undersea infrastructure as a geopolitical pressure point. No perpetrators were prosecuted due to lack of direct evidence, but the pattern mirrored other Baltic Sea cable sabotage linked to Russia’s shadow fleet, reinforcing concerns over critical infrastructure resilience in the High North.