Deployment has failed with the following error: MinimumTlsVersion is not supported by webhook endpoint

Farzana Mustafa 266 Reputation points
2025-07-24T04:04:54.9966667+00:00

Trying to create Webhook Endpoint for Event Subscription but getting error. We have configured Event Grid System Topic. Tried selecting/deselecting all options in TLS (under Additional Features) but no luck.

Our existing Event subscriptions do not have any TLS configured. Kindly assist.

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Azure Event Grid
Azure Event Grid

An Azure event routing service designed for high availability, consistent performance, and dynamic scale.


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