A 403 Forbidden error when posting to a Microsoft Teams incoming webhook indicates that the server received your request but explicitly refused authorization ...
However, it can look different on various websites: you can see an “HTTP 403 error“, “403 Forbidden“, or “Forbidden: You don’t have permission to access this directory on this server “, etc.
A 403 error occurs when a server won't allow you to access a webpage. You can't always fix a 403 error on your own, but simple tricks like refreshing your page or ...
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