olemus
PKI hierarhia tipus olev, enda signeeritud sertifikaat
= self-signed certificate at the top of the PKI hierarchy

ülevaateid
https://en.wikipedia.org/wiki/Root_certificate

https://www.thesslstore.com/blog/root-certificates-intermediate/

vt ka
- usaldatav juursertifikaat