PKI backed x.509 Certificates over the tls-certificates integration
Vault can be used as an intermediate Certificate Authority to provide certificates from its PKI secret engine over the tls-certificates integration v1. For more information, read how-to use Vault as an intermediate CA.
Charms that implement the requirer side of the integration, using the tls-certificates charm library, can request and receive certificates. For more information about TLS in the Juju ecosystem, read this topic.