I am looking for instructions on how to setup HAProxy 3.3.6 to get wildcard certificates from Let's Encrypt. Any help is appreciated.

I have never used Let's Encrypt before, so I am looking for a step-by-step guide.

Here is a good starting point Getting Started - Let's Encrypt

Perhaps a better starting point would be the HAProxy docs. This might be a good place to start: [image] Automate HAProxy Let's Encrypt Certificates with acme.sh Learn to automate Let's Encrypt certificates on HAProxy with acme.sh. A step-by-step guide to issuing and renewing certs with …

Thank you for your response. I was hoping for instructions using the new built-in ACME features that are included in HAProxy v3.3.x. I have searched the Internet for hours and have not come up with anything.

[image] dafitt: I was hoping for instructions using the new built-in ACME features that are included in HAProxy v3.3.x. That sounds like a question that would be better asked on their support channels--this forum isn't support for HAProxy.

HAProxy version 3.3.6-36 - Configuration Manual

[image] dafitt: to get wildcard certificates Why do you need wildcard certs? From a brief look at the docs that fellow volunteers posted it looks like HAProxy is doing a form of "just in time" certs for the defined domain names. It should easily handle discrete names using the much simpler …

Thanks for everyone's responses! I get help from the HAProxy support/forum.

HAProxy 3.3.x with Let's Encrypt

Help

Bruce5051 March 25, 2026, 10:15pm 2

Hello @dafitt,

Presently that requires the DNS-01 challenge
Challenge Types - Let's Encrypt.

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HAProxy 3.3.x with Let's Encrypt

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