You better check out the Vulkan Files.

It's the latest leaks of the Obermayer brothers (known for the Panama Papers, Paradise Papers and more). Five Western intelligence agencies and several independent cybersecurity experts authenticated the files

https://www.spiegel.de/international/world/the-vulkan-files-a-look-inside-putin-s-secret-plans-for-cyber-warfare-a-4324e76f-cb20-4312-96c8-1101c5655236