› VitalPBX Community Support › General Discussion › Let's Encrypt HTTP Challenge is not available › Reply To: RE: Let's Encrypt HTTP Challenge is not available
Let’s Encrypt now uses Acme 2 and Acme 1 is no longer accepted. I just had to make this change on another server. Here’s the let’s encrypt proxy companion for docker that resolves the issue.
If Acme 1 is being used, it most certainly will be the issue.