Multiple subsea fiber optic cables in the Red Sea suffered simultaneous cuts on September 6, 2025, disrupting global internet and communications traffic. The incident began at 05:45 UTC and has forced operators to reroute traffic between Asia, the Middle East, and. On 17–18 November 2024, two submarine telecommunication cables, the BCS East-West Interlink and C-Lion1 fibre-optic cables, were disrupted in the Baltic Sea. The incidents involving both cables occurred in close proximity to each other and near-simultaneously, which prompted accusations from. Microsoft's cloud backbone entered a period of turbulence this weekend after multiple undersea fiber-optic cables in the Red Sea were reported cut, producing measurable latency for traffic between Asia, the Middle East and Europe and prompting Azure engineers to reroute and rebalance traffic while. The digital world's invisible backbone suffered a critical blow on September 6, 2025, when multiple undersea fiber optic cables in the Red Sea were severed, causing significant disruptions to Microsoft Azure cloud services and highlighting the fragility of our global internet infrastructure. 🚨. Hours later, Germany, Finland and Lithuania reported two submarine fiber optic cables had been cut. Weeks later, on Christmas Day, the Estlink 2 cable. Specialised ships like the 'NKT Victorial' use various tools to find the exact location of the cable cut, retrieve the cable, splice the damaged sections (replacing damaged sections with new cable segments), test and lower back to the seabed.