At a glance: Russian hackers are targeting critical infrastructure via vulnerable routers—authorities in multiple countries warn of patching deficiencies across energy, communications, healthcare, and defense sectors.
NSA, FBI, and CISA are drawing attention to ongoing attacks by Russian hackers on critical infrastructure in North America and Europe. The attackers are deliberately exploiting vulnerable and misconfigured routers.
U.S. authorities NSA, FBI, and CISA have issued a warning regarding a series of attacks on critical infrastructure. According to the alert, Russian hackers are deliberately exploiting vulnerable and misconfigured routers to gain access to networks. This underscores the need to deploy security patches in a timely manner.
Infrastructure in the energy, telecommunications, healthcare, industrial, commercial, and defense sectors are affected. The warning is supported by authorities in Australia, the United Kingdom, Canada, New Zealand, Estonia, Finland, France, and Italy.
For CISOs, this means heightened attention to network perimeter security: router inventories should be reviewed, configurations hardened, and patch management cycles accelerated. The geographic breadth of support from international authorities signals a coordinated threat landscape that is relevant across individual sectors.
Source: www.csoonline.com · Published 14 July 2026
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