.. ca-ki.pem ca-na.pem ca-nb.pem ca-unknown.pem leaf-ki-ok1.pem leaf-ki-revoked1.pem leaf-na-ok1.pem leaf-na-ok2.pem leaf-nb-ok1.pem leaf-nb-ok2.pem leaf-nb-revoked1.pem leaf-unknown.pem root.pem