No, no changes are needed by participants in order to support this process.
Signing is now performed using a hardware security module in a secure online environment, rather than using an air-gapped computer with multiple staff needing to be present, as was the case before the change. See the diagram on this page for more information.
In the interest of public health and safety, the State of Michigan is requiring a temporary "safer at home" practice in response to the COVID-19 pandemic. For this reason, we needed to perform this work to prevent staff from needing to travel to the office and perform signing in close proximity to one another. This is a change we were already well along in the planning and implementation phases of before having to accelerate the schedule due to COVID-19.
No, the signing operation is at least as secure as it was in the past, and is now automated so that human beings do not need to regularly interact with the sensitive key material in order to perform metadata signing.
Yes- the InCommon Technical Advisory Committee, a governance group of community members which advises on the operations and strategy of the federation, were made aware of the details of the change and reviewed those changes prior to execution.
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