Sinclair Broadcast Group, which owns hundreds of local television stations across the U.S., confirmed Monday that it has suffered a ransomware attack. The incident is disrupting its advertising operations, among other things, and spread to many of its owned TV affiliates over the weekend, knocking local broadcast feeds off the air.
The cyberattack disrupted the company’s general and office operations and resulted in data exfiltration, according to the media group’s statement to the Securities and Exchange Commission (SEC):
“On October 16, 2021, the company identified and began to investigate and take steps to contain a potential security incident. On October 17, 2021, the company identified that certain servers and workstations in its environment were encrypted with ransomware, and that certain office and operational networks were disrupted.”
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Source: ThreatPost