City of Columbus security incident history
Hacking, data breaches and other security incidents involving City of Columbus, with related coverage.
Incidents: 1 · Most recent
Ransomware attack on US city of Columbus steals data of 500,000 people
500KImpact: Personal and financial information of 500,000 people
The US city of Columbus was hit by a ransomware attack in July 2024 that stole personal and financial information of 500,000 people. Rhysida, which claimed the attack, put the stolen data up for auction and then published it on the dark web. The city initially denied any personal data leak but later acknowledged that residents' information had been exposed and notified those affected.
Related reports: 27 · last report →