A fully managed end-to-end service for digitally signing code, documents, and applications. (formerly Trusted Signing)
Please ensure the domain purchase invoice meets the criteria listed on the table under "More Documentation" section: https://learn.microsoft.com/en-us/azure/trusted-signing/quickstart?tabs=registerrp-portal%2Caccount-portal%2Ccertificateprofile-portal%2Cdeleteresources-portal#important-information-for-public-identity-validation