I realize that likely this is not Certbot-related but have no idea where else to look for help. When I run SSL Labs test on my domains they report, besides the 1st trusted chain, a 2nd untrusted chain: Path #2: Not trusted (invalid certificate [Fingerprint SHA256: 0*******************************…

In short, that's normal. Compare yours to what SSL Labs shows for this forum website. The default chain from Let's Encrypt is called the "long chain" and has multiple paths. The one with DST Root CA X3 is for compatibility with older android devices. A client (like a browser) only needs to find …

SSL Labs reports 2 chains: trusted and untrusted

Help

system Closed October 2, 2022, 1:48pm 3

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SSL Labs reports 2 chains: trusted and untrusted

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