Shortcomings of Zendesk Webhooks

Shortcomings of Zendesk Webhooks

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Update 2023-03-30
Zendesk fixed all issues mentioned in this article. See the Announcement or read the article below.
Expanded API Support via Custom Authentication for Zendesk Webhooks
Zendesk announced Custom Headers and API Key support for its Webhooks. And fixed my previous list of shortcomings a 100%

For a long time Zendesk had the Targets feature to notify external API endpoints of changes within Zendesk. Last year, they moved those Targets over to more common HTTP Webhooks supporting POST,GET,DELETE and PUT together with a Basic Auth or Bearer Auth header.

However, more and more while developing integrations I run into limits of this feature.

Two examples