The files posted "appear to come largely from a single shared network drive" used by the Parks and Recreation Department, St. Paul Mayor Melvin Carter said on Monday evening.

Bill payment information, like credit card numbers, is generally handled by “cloud-based” applications and should not have been affected by the hack, the mayor said.

Mayor says ransomware caused St. Paul cyberattack, but city didn't pay originally appeared on Bring Me The News. A ransomware attack is what prompted St. Paul officials to proactively shut down the city's information systems more than two weeks ago.