Top insurer CNA disconnects systems after cyberattack
CNA, one of the U.S.’s top providers of cybersecurity insurance, is struggling with a cyberattack that prompted it to disconnect its systems from its network. Its website hasn’t been working for the last couple days, and at press time displayed the message, “The attack caused a network disruption and impacted certain CNA systems, including corporate email.” The Chicago-based firm reported more than $10 billion in revenue in 2020, and is in the top 15 U.S. property and casualty insurers and top 10 U.S. providers of cyber insurance, according to recent measurements. If the attack proves to include policyholder data, a cyber insurance industry expert warned, it could enable particularly devastating further incidents that hackers could use as leverage in extortion attempts. If that’s the case, CNA said, it will keep customers updated. The company said it discovered the intrusion on March 21, adding that it is working with forensics experts […]
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