Certbot and Let's Encrypt Now Support IP Address Certificates
speckx
34 points
7 comments
March 12, 2026
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Discussion Highlights (5 comments)
gnabgib
(29 points) https://news.ycombinator.com/item?id=47343278 Related 6-Day and IP Address Certificates Are Generally Available (506 points, 2 months ago, 281 comments) https://news.ycombinator.com/item?id=46647491
pocksuppet
As seen in the BND's attack on jabber.ru, some adversaries have no difficulty taking over your IP address. Will this be a new threat vector?
greatgib
They should at least restricted it to IPv6. Here it will be a kill for everyone using mobile network and 5g hotspots.
apitman
Nice. I've been using lego for this the past few weeks.
nubinetwork
When will they let me generate certificates for IMAP and SMTP?