U.S. businesses and government organizations are being warned to take extra precautions against hackers at Thanksgiving given “recent history” showing the holiday is when disruptions are most likely to occur.
An advisory from the FBI and U.S. Cybersecurity and Infrastructure Security Agency urged organizations to identify key IT security employees who can be on call in the event of a ransomware attack.
“Although neither CISA nor the FBI currently have identified any specific threats, recent 2021 trends show malicious cyber actors launching serious and impactful ransomware attacks during holidays and weekends, including Independence Day and Mother’s Day weekends,” the advisory stated.
In one incident over the Fourth of July weekend, a criminal hacker breached Kaseya, a major U.S. IT supplier, in a ransomware attack that affected up to 1,500 businesses around the world, CNN noted.
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