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cube00today at 12:12 AM1 replyview on HN

> The CA fetches that token over plain HTTPS

The HTTP-01 challenge can only be done on port 80.

https://letsencrypt.org/docs/challenge-types/


Replies

mmsctoday at 1:49 AM

The article was clearly written by an LLM. It would make no sense to use https for a challenge like that, indeed.