"I want to assure everyone that the tribe is working with cyber security experts and burning the candles at both ends to resolve this issue as quickly as possible," said Tribe Chairman Austin Lowes.

The Michigan tribe saw its computer and phone systems disabled within several departments and has had to curtail certain services to its citizens

Kewadin Casinos gaming is halted while the Sault Ste. Marie tribe of Chippewa Indians handles a ransomware attack.

A ransomware attack that shut down gaming at all five Kewadin Casino locations also impacted other Sault Tribe offices, the tribe announced late Monday. It may be a week or more before regular operations can resume.