...
Mission of the company, including:
- Importance of and motivation for providing quality identities
- Commercial Private
- vs. public
- non-commercial
Privacy focus
Certifications maintained by the company
InCommon or FICAM assurance
Industry standard audits
Stability of the vendor and the service that the vendor offers
Likely this is not directly measurable, and would be more along the lines of
"how long in business"
"how long service has been operational"
"how many users using their IDs"
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