Kotaradio Pennington County Ransomware Attack Update Released
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- •Ransomware attack on Pennington County occurred on July 4, 2026.
- •All county departments are operational, but some public services remain limited.
- •County officials are enhancing cybersecurity measures post-incident.
On July 4, 2026, unauthorized actors executed a ransomware attack on Pennington County's computer systems, leading to significant operational disruptions. County IT staff took systems offline to contain the threat and protect public information. As of now, all departments are operational, but some public-facing services remain limited, with no set date for full restoration. Commission Chair Ron Weifenbach confirmed that initial details were withheld to protect the investigation, but more information is now being shared as recovery efforts continue. The county is implementing lessons learned from the incident to enhance cybersecurity through technology investments and employee training. Assistance was provided by state and federal partners, including the FBI and CISA.
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