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Rosstat data leak: what the death certificates show about Russia’s war losses

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The reported Rosstat leak provides a rare administrative trail for examining deaths linked to Russia’s war against Ukraine. It does not, by itself, establish a final Russian military death toll. That distinction matters because Moscow has stopped publishing military-loss data and treats such information as a state secret.

HotNews reported that Belarusian and Ukrainian hackers accessed the systems of Russia’s state statistics agency and found 11 million death certificates. According to the report, 412,576 certificates are explicitly connected to the war, either through official cause-of-death codes or written references to combat and military operations.

The leak’s value is in the records it may make available for scrutiny, not in treating one headline figure as a settled count of Russian soldiers killed. HotNews said the dataset also includes civilians killed in air attacks and in Ukraine’s 2024 incursion into Russia’s Kursk region. It reportedly excludes people missing in action and foreign fighters believed to have fought for Russia.

Rosstat acknowledged that it was targeted in a cyberattack but denied that the attackers obtained sensitive information. The outlets cited in the HotNews report said they could not independently authenticate the entire database. Those limitations do not erase the leak’s significance; they define the conclusion that can responsibly be drawn from it.

The reported material may narrow the space in which Russian authorities have controlled information about the invasion’s human cost. But converting death certificates into a complete casualty total would require testing the records’ origin, integrity and classifications. For now, the leak is a consequential archive for investigation, not a final statistical verdict.

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Independent editorial content. WUA is not affiliated with any political party. 2026-11-10