3 ms·
Probably their agreements with their partner CAs. Given that those partners sell wildcards themselves...
by tomschlick 9y ago
Probably their agreements with their partner CAs. Given that those partners sell wildcards themselves...
- prdonahue 9y agoTheir "Let’s Encrypt Authority X3" intermediate is signed by their own root (ISRG Root X1). See https://letsencrypt.org/certificates/ https://letsencrypt.org/certificates/.