As Ukrainians fight to hold the line against heavy shelling and missile strikes, Russia is being admonished by Ukraine's international supporters. Moscow promises to cause as much disruption as possible to its detractors with a full-on cyber retaliation. It has already taken preliminary actions at the U.S. banking system with assaults on technological infrastructure that began after the sanctions over Ukraine were announced. Other key industries are also under threat as Russia attempts to disrupt crucial infrastructure. The oil and gas industry is on high alert, particularly with pipelines being key enablers of the U.S. economic and national security. Historically, Russian-sponsored cyber criminals have used rudimentary yet effective methods to access target networks, including spear-phishing, credential harvesting, brute force/password spray techniques, and known vulnerability exploitation against accounts and networks with weak security.
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