Hackers could get into state databases with confidential information from registered voters and driver's licenses in Michigan.
State auditors say the Digital Driver's License System and the Qualified Voter File weren't adequately secure.
They say the state didn't make sure a contractor secured the driver's license system. That lapse could lead to identity theft.
The system had information from more than seven million drivers and one million personal ID cards last year.
The state elections and technology departments agreed with the audit. But they say they're not aware of either system being compromised.
They also say they have taken steps to improve security.