The Colorado Secretary of State’s Office has hired a new law firm to investigate how passwords to Colorado’s voting machines ended up online. Attorneys Beth Quinn and J. Mark Baird with the law firm Baird Quinn LLC will look into the security breach.

Last month, the Colorado Secretary of State’s Office said it inadvertently posted a spreadsheet to its website with a hidden tab including voting system passwords.

The Denver district attorney has launched an investigation into how a spreadsheet of voting system passwords ended up on the Colorado secretary of state’s website earlier this year.

Gov. Jared Polis has joined a growing chorus of people calling for an outside investigation into a security breach at the Colorado Secretary of State's Office.

Colorado officials confirmed passwords to election equipment have been updated more than a week after partial passwords were posted online.

The Colorado secretary of state issued a statement Tuesday confirming that the partial passwords to its voting system were live on its website for a time. While the office assured