With the Power Platform and registering webhooks with the plugin registration tool we are given not many options for authentication. We are currently using the Authentication of “Webhook Key” as per the plugin registration tool. It does not satisfy the policy when turn on Authentication on the Function App.

This Function Apps need to compliant with CIS Microsoft Azure Foundations Benchmark 1.4.0. Part of that, for function apps is to satisfy the policy as defined in this link https://learn.microsoft.com/en-us/azure/governance/policy/samples/cis-azure-1-4-0#9-appservice, and this policy https://portal.azure.com/#blade/Microsoft_Azure_Policy/PolicyDetailBlade/definitionId/%2Fproviders%2FMicrosoft.Authorization%2FpolicyDefinitions%2Fc75248c1-ea1d-4a9c-8fc9-29a6aabd5da8