Proper encryption mode setting when domain bound to Worker?

What is the name of the domain?

(general question)

What is the error number?

no errors

What is the error message?

no errors

What is the issue you’re encountering

I’m just trying to understand the proper SSL/TLS encryption mode setting to use when a domain is bound to a Worker. I want to understand the pink (insecure) traffic in the graph.

What steps have you taken to resolve the issue?

It was set to Automatic by default, and I was not receiving any errors, but I changed it to full (strict) when I noticed lots of insecure (pink) traffic on the graph. After the change, everything continues to work without error, but there is still pink, so I don’t know if it had any effect.

Are fetch() calls made from the worker impacted by the encryption mode setting?

It’s just not clear to me which encryption mode to choose when the domain is bound to a worker. I could not find an answer in the docs.

Was the site working with SSL prior to adding it to Cloudflare?

Yes

What is the current SSL/TLS setting?

Full (strict)

Screenshot of the settings

Those non secure are HTTP and got redirected to the HTTPS instead.
You’ll always have a portion of them shown on the dashboard.

You can set to Manual and Full (Strict).

Thanks for taking the time to reply, @fritex.

However, I got to thinking more about this, and I wonder if the encryption mode setting is even relevant for this setup. Since there’s a Worker bound to the domain and no actual origin server behind it, it would seem there’s no traffic to encrypt.

Is my thinking correct on this, or does the encryption mode setting also affect fetch() calls made from the Worker?

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