<ul><li>The US Justice Department has dismantled a 20-year-old cyber espionage tool used by the Russian FSB intelligence service to spy on 50 countries, including a NATO ally.</li><li>Called Snake or Uroburos, the malware was highly sophisticated and designed to work undetected through sprawling host networks.</li><li>The FBI was able to defeat Snake by inserting its own computer code into the malware, which caused it to overwrite itself.</li><li>CISA, the US cyber defense agency, has been investigating the FSB and its Turla toolset for almost 20 years.</li></ul>

Malware used by Russia for two decades to spy on 50 countries disabled

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