Yandex Takes a Second Data Center Hit in 48 Hours

Critical Yandex infrastructure, including cloud services, is demonstrably vulnerable to remote physical attacks.

A drone attack on October 9th damaged a major Yandex data center in Russia's Kaluga region, rendering several modules inoperable. This facility, located in the Grabtsevo industrial park, was Yandex's largest data center in Russia, with construction starting in 2022 and operations commencing in late 2023. It spans approximately 130,000 square meters and was designed for a power capacity of 63 megawatts, capable of housing over 3,800 server racks. The data center supported Yandex's internal services and was intended to expand Yandex Cloud, including its fourth availability zone. This incident follows a separate drone strike on another Yandex data center in the Ryazan region that occurred just two days prior, which also caused widespread internet outages across Russia.

The repeated strikes on Yandex's data centers highlight a significant vulnerability in Russia's critical digital infrastructure, particularly impacting a company that provides essential internet services and cloud computing. This suggests an escalation in targeting of technology assets, potentially aimed at disrupting not just communication but also the operational capacity of key Russian businesses. The Kaluga facility's scale and its role in supporting Yandex Cloud's expansion indicate that these attacks could have cascading effects on a wide range of services and users relying on Yandex's ecosystem.

These events underscore the physical risks now associated with large-scale data center operations in geopolitical conflict zones and raise questions about the resilience of digital services reliant on centralized infrastructure. The attacks may force companies like Yandex to reconsider their physical security measures and geographic distribution of critical assets, potentially leading to increased investment in distributed architectures or more robust protective technologies. For businesses and individuals operating within or dependent on the Russian internet landscape, this disruption signals a period of heightened uncertainty and potential service degradation.