WASHINGTON—At least six hacking groups linked to the Russian government have attempted hundreds of cyberattacks in Ukraine since Russia’s invasion in February, including dozens intended to destroy computer systems, according to new research from Microsoft Corp.
Moscow’s hacking activity amounts to a relentless onslaught of disruptive and destructive operations, often tactically paired with kinetic military maneuvers, in addition to traditional cyber espionage, Microsoft said. Though many attacks have been successful, Ukraine’s cyber defenses have repelled others, and Ukraine has so far largely evaded the kind of debilitating or nationwide cyber disruption that Western officials feared at the onset of the war.
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